Product Description

Zys Auto Parts Spindle Bearing Sealed Angular Contact Ball Bearing 70, 72, 718, 719 for Machine Tool Spindle, CNC Machine, Motor, Gas Turbine, Robot Industry

Product Description

The CZPT precision angular contact ball bearings for spindles, have 4 size series,718,719,70 and 72. With the same inner diameter, the outer diameters and the widths of 718,719,70 and 72 series increase in turn.  

ZYS precision angular contact ball bearing with 15 ° (C) and 25 ° (AC) contact angles. As for the angular contact ball bearings, the bigger the contact angle is, the greater the axial load capacity is, but the lower the limited speed of bearings becomes. Therefore ,the spindle, with high speed and small axial load ,should adopt the 15 ° angular contact ball bearings,whereas the 25 ° angular contact ball bearing should be adopted.

ZYS precision angular contact ball bearings with high-speed angular contact bearings (standard series), super-speed angular contact ball bearings, high-speed sealed angular contact ball bearings and high-speed spindle bearings.

Types and performances of angular contact ball bearing :

ZYS precision angular contact ball bearings with high-speed angular contact bearings (standard series), super-speed angular contact ball bearings, high-speed sealed angular contact ball bearings and high-speed spindle bearings.

Dimension table of angular contact ball bearing:

H70/H719 series Super high speed angular contact ball bearing
Principal dimensions α= 15° α= 25° ZYS Bearing Designations
  Basic load ratings Limiting speed Basic load ratings Limiting speed  
d D B rsmin rIsmin Cr Cor Grease Oil Cr Cor Grease Oil  
mm≈ KN r/min          
10 22 6 0.30 0.10 2.1 0.9 85000 140000 2.0 0.9 75000 120000 H71900
10 22 6 0.30 0.10 2.1 0.9 95000 160000 2.0 0.9 85000 140000 H71900/HQ1
10 26 8 0.30 0.15 3.4 1.5 80000 130000 3.3 1.4 67000 110000 H7000
10 26 8 0.30 0.15 3.4 1.5 90000 150000 3.3 1.4 80000 130000 H7000/HQ1
12 24 6 0.30 0.10 2.2 1.1 80000 130000 2.1 1.1 70000 110000 H71901
12 24 6 0.30 0.10 2.2 1.1 90000 150000 2.1 1.1 80000 130000 H71901/HQ1
12 28 8 0.30 0.15 3.8 1.7 70000 110000 3.6 1.6 60000 90000 H7001
12 28 8 0.30 0.15 3.8 1.7 80000 130000 3.6 1.6 70000 110000 H7001/HQ1
15 28 7 0.30 0.10 3.2 1.7 70000 110000 3.1 1.6 60000 90000 H71902
15 28 7 0.30 0.10 3.2 1.7 80000 130000 3.1 1.6 70000 110000 H71902/HQ1
15 32 9 0.30 0.15 4.4 2.2 67000 100000 4.2 2.1 56000 85000 H7002
15 32 9 0.30 0.15 4.4 2.2 75000 120000 4.2 2.1 67000 100000 H7002/HQ1
17 30 7 0.30 0.10 3.3 1.8 67000 100000 3.2 1.7 56000 85000 H71903
17 30 7 0.30 0.10 3.3 1.8 75000 120000 3.2 1.7 63000 95000 H71903/HQ1
17 35 10 0.30 0.15 5.2 2.5 56000 85000 5.0 2.4 50000 75000 H7003
17 35 10 0.30 0.15 5.2 2.5 63000 95000 5.0 2.4 60000 90000 H7003/HQ1
20 37 9 0.30 0.15 5.0 2.9 53000 80000 4.8 2.7 45000 67000 H71904
20 37 9 0.30 0.15 5.0 2.9 63000 95000 4.8 2.7 53000 80000 H71904/HQ1
20 42 12 0.60 0.15 7.4 3.9 50000 75000 7.0 3.8 43000 63000 H7004
20 42 12 0.60 0.15 7.4 3.9 60000 90000 7.0 3.8 48000 70000 H7004/HQ1
25 42 9 0.30 0.15 5.2 3.4 48000 70000 4.9 3.3 40000 60000 H71905
25 42 9 0.30 0.15 5.2 3.4 53000 80000 4.9 3.3 45000 67000 H71905/HQ1
25 47 12 0.60 0.15 8.4 4.8 43000 63000 8.0 4.6 36000 53000 H7005
25 47 12 0.60 0.15 8.4 4.8 48000 70000 8.0 4.6 43000 63000 H7005/HQ1
30 47 9 0.30 0.15 5.8 3.8 43000 63000 5.4 3.6 36000 53000 H71906
30 47 9 0.30 0.15 5.8 3.8 48000 70000 5.4 3.6 40000 60000 H71906/HQ1
30 55 13 1.00 0.30 9.5 6.2 38000 56000 9.0 5.9 34000 50000 H7006
30 55 13 1.00 0.30 9.5 6.2 45000 67000 9.0 5.9 38000 56000 H7006/HQ1
35 55 10 0.60 0.15 7.7 5.4 36000 53000 7.4 5.1 30000 45000 H71907
35 55 10 0.60 0.15 7.7 5.4 40000 60000 7.4 5.1 34000 50000 H71907/HQ1
35 62 14 1.00 0.30 11.2 7.9 34000 50000 10.7 7.5 30000 45000 H7007
35 62 14 1.00 0.30 11.2 7.9 38000 56000 10.7 7.5 34000 50000 H7007/HQ1
40 62 12 0.60 0.15 9.8 7.0 30000 45000 9.3 6.6 26000 40000 H71908
40 62 12 0.60 0.15 9.8 7.0 34000 50000 9.3 6.6 28000 43000 H71908/HQ1
40 68 15 1.00 0.30 12.5 9.1 28000 43000 11.1 8.6 24000 38000 H7008
40 68 15 1.00 0.30 12.5 9.1 34000 50000 11.1 8.6 28000 43000 H7008/HQ1
45 68 12 0.60 0.15 10.3 7.7 26000 40000 9.7 7.3 22000 36000 H71909
45 68 12 0.60 0.15 10.3 7.7 28000 43000 9.7 7.3 26000 40000 H71909/HQ1
45 75 16 1.00 0.30 13.1 10.2 24000 38000 12.5 9.7 22000 36000 H7009
45 75 16 1.00 0.30 13.1 10.2 28000 43000 12.5 9.7 26000 40000 H7009/HQ1
50 72 12 0.60 0.15 13.2 10.0 22000 36000 12.5 9.5 19000 32000 H71910
50 72 12 0.60 0.15 13.2 10.0 26000 40000 12.5 9.5 22000 36000 H71910/HQ1
50 80 16 1.00 0.30 15.4 12.0 20000 34000 14.7 11.4 18000 30000 H7571
50 80 16 1.00 0.30 15.4 12.0 24000 38000 14.7 11.4 20000 34000 H7571/HQ1
55 80 13 1.00 0.30 16.0 12.6 19000 32000 15.0 11.9 16000 26000 H71911
55 80 13 1.00 0.30 16.0 12.6 22000 36000 15.0 11.9 19000 32000 H71911/HQ1
55 90 18 1.10 0.60 17.0 14.5 19000 32000 16.0 13.7 17000 28000 H7011
55 90 18 1.10 0.60 17.0 14.5 22000 36000 16.0 13.7 19000 32000 H7011/HQ1
60 85 13 1.00 0.30 16.6 13.8 18000 30000 15.7 13.1 15000 24000 H71912
60 85 13 1.00 0.30 16.6 13.8 20000 34000 15.7 13.1 18000 30000 H71912/HQ1
60 95 18 1.10 0.60 17.0 15.3 18000 30000 16.2 14.4 15000 24000 H7012
60 95 18 1.10 0.60 17.0 15.3 20000 34000 16.2 14.4 18000 30000 H7012/HQ1
65 90 13 1.00 0.30 16.8 14.5 17000 28000 16.0 13.7 15000 24000 H71913
65 90 13 1.00 0.30 16.8 14.5 19000 32000 16.0 13.7 17000 28000 H71913/HQ1
65 100 18 1.10 0.60 20.2 18.6 16000 26000 19.0 17.6 13000 20000 H7013
65 100 18 1.10 0.60 20.2 18.6 19000 32000 19.0 17.6 15000 24000 H7013/HQ1
70 100 16 1.00 0.30 20.9 17.8 16000 26000 19.7 16.9 13000 20000 H71914
70 100 16 1.00 0.30 20.9 17.8 18000 30000 19.7 16.9 15000 24000 H71914/HQ1
70 110 20 1.10 0.60 24.1 21.4 15000 24000 22.6 20.1 13000 20000 H7014
70 110 20 1.10 0.60 24.1 21.4 18000 30000 22.6 20.1 15000 24000 H7014/HQ1
75 105 16 1.00 0.30 21.7 19.3 15000 24000 20.5 18.2 13000 20000 H71915
75 105 16 1.00 0.30 21.7 19.3 17000 28000 20.5 18.2 15000 24000 H71915/HQ1
75 115 20 1.10 0.60 26.2 25.5 14000 22000 24.7 24.2 12000 19000 H7015
75 115 20 1.10 0.60 26.2 25.5 16000 26000 24.7 24.2 14000 22000 H7015/HQ1
80 110 16 1.00 0.30 22.4 20.8 14000 22000 21.2 19.6 12000 19000 H71916
80 110 16 1.00 0.30 22.4 20.8 16000 26000 21.2 19.6 14000 22000 H71916/HQ1
80 125 22 1.10 0.60 34.2 32.7 13000 20000 32.3 31.0 11000 18000 H7016
80 125 22 1.10 0.60 34.2 32.7 15000 24000 32.3 31.0 13000 20000 H7016/HQ1
85 120 18 1.10 0.60 26.1 24.2 13000 20000 24.7 22.9 11000 18000 H71917
85 120 18 1.10 0.60 26.1 24.2 15000 24000 24.7 22.9 13000 20000 H71917/HQ1
85 130 22 1.10 0.60 35.0 35.2 12000 19000 33.0 33.4 10000 17000 H7017
85 130 22 1.10 0.60 35.0 35.2 14000 22000 33.0 33.4 12000 19000 H7017/HQ1
90 125 18 1.10 0.60 27.0 26.0 13000 20000 25.5 24.6 11000 18000 H71918
90 125 18 1.10 0.60 27.0 26.0 15000 24000 25.5 24.6 13000 20000 H71918/HQ1
90 140 24 1.50 0.60 36.4 38.1 11000 18000 34.3 36.1 9500 16000 H7018
90 140 24 1.50 0.60 36.4 38.1 13000 20000 34.3 36.1 11000 18000 H7018/HQ1
95 130 18 1.10 0.60 27.3 26.9 12000 19000 25.8 25.4 11000 18000 H71919
95 130 18 1.10 0.60 27.3 26.9 14000 22000 25.8 25.4 13000 20000 H71919/HQ1
95 145 24 1.50 0.60 44.4 45.2 10000 17000 41.9 42.9 8500 14000 H7019
95 145 24 1.50 0.60 44.4 45.2 12000 19000 41.9 42.9 10000 17000 H7019/HQ1
100 140 20 1.10 0.60 40.1 37.6 11000 18000 37.9 35.5 9000 15000 H71920
100 140 20 1.10 0.60 40.1 37.6 13000 20000 37.9 35.5 11000 18000 H71920/HQ1
100 150 24 1.50 0.60 45.4 48.1 10000 17000 42.7 44.7 8500 14000 H7571
100 150 24 1.50 0.60 45.4 48.1 12000 19000 42.7 44.7 10000 17000 H7571/HQ1
105 145 20 1.10 0.60 40.7 39.1 10000 17000 38.4 36.9 8500 14000 H71921
105 145 20 1.10 0.60 40.7 39.1 12000 19000 38.4 36.9 10000 17000 H71921/HQ1
105 160 26 2.00 1.00 46.1 49.2 9500 16000 43.3 46.6 8000 13000 H7571
105 160 26 2.00 1.00 46.1 49.2 11000 18000 43.3 46.6 9000 15000 H7571/HQ1
110 150 20 1.10 0.60 41.3 40.5 9000 15000 39.0 38.3 7500 12000 H71922
110 150 20 1.10 0.60 41.3 40.5 11000 18000 39.0 38.3 9500 16000 H71922/HQ1
110 170 28 2.00 1.00 47.9 53.9 9500 16000 45.1 51.1 8000 13000 H7571
110 170 28 2.00 1.00 47.9 53.9 11000 18000 45.1 51.1 9000 15000 H7571/HQ1
120 165 22 1.10 0.60 43.1 44.9 8500 14000 40.7 42.4 7500 12000 H71924
120 165 22 1.10 0.60 43.1 44.9 10000 17000 40.7 42.4 9000 15000 H71924/HQ1
120 180 28 2.00 1.00 58.3 64.9 8500 14000 54.8 61.5 7500 12000 H7571
120 180 28 2.00 1.00 58.3 64.9 10000 17000 54.8 61.5 9000 15000 H7571/HQ1
130 180 24 1.50 0.60 53.1 56.6 8000 13000 50.1 53.4 7500 12000 H71926
130 180 24 1.50 0.60 53.1 56.6 9000 15000 50.1 53.4 8500 14000 H71926/HQ1
130 200 33 2.00 1.00 58.6 66.8 8000 13000 55.1 63.2 7000 11000 H7026
130 200 33 2.00 1.00 58.6 66.8 9000 15000 55.1 63.2 8000 13000 H7026/HQ1
140 190 24 1.50 0.60 53.7 59.1 7000 11000 50.7 55.8 6700 10000 H71928
140 190 24 1.50 0.60 53.7 59.1 8000 13000 50.7 55.8 7500 12000 H71928/HQ1
140 210 33 2.00 1.00 60.7 72.5 7500 12000 57.1 68.7 6700 10000 H7571
140 210 33 2.00 1.00 60.7 72.5 8500 14000 57.1 68.7 7500 12000 H7571/HQ1
150 210 28 2.00 1.00 65.2 72.8 6700 10000 61.5 68.7 6000 9000 H71930
150 210 28 2.00 1.00 65.2 72.8 7500 12000 61.5 68.7 7000 11000 H71930/HQ1
150 225 35 2.10 1.10 74.9 88.5 6700 10000 70.5 83.8 6300 9500 H7030
150 225 35 2.10 1.10 74.9 88.5 7500 12000 70.5 83.8 7000 11000 H7030/HQ1
160 220 28 2.00 1.00 66.0 75.8 6000 9000 62.3 71.6 5600 8500 H71932
160 220 28 2.00 1.00 66.0 75.8 7000 11000 62.3 71.6 6700 10000 H71932/HQ1
160 240 38 2.10 1.10 76.2 94.5 6000 9000 71.6 89.5 5600 8500 H7032
160 240 38 2.10 1.10 76.2 94.5 6700 10000 71.6 89.5 6300 9500 H7032/HQ1
170 230 28 2.00 1.00 66.7 78.7 5600 8500 63.0 74.3 5000 7500 H71934
170 230 28 2.00 1.00 66.7 78.7 6700 10000 63.0 74.3 6000 9000 H71934/HQ1
170 260 42 2.10 1.10 78.1 100.6 5600 8500 73.4 95.2 5000 7500 H7034
170 260 42 2.10 1.10 78.1 100.6 6300 9500 73.4 95.2 5600 8500 H7034/HQ1
180 250 33 2.00 1.00 79.6 95.0 5000 7500 75.2 89.7 4800 7000 H71936
180 250 33 2.00 1.00 79.6 95.0 6000 9000 75.2 89.7 5600 8500 H71936/HQ1
180 280 46 2.10 1.10 79.8 106.7 5300 8000 75.0 101.0 4800 7000 H7036
180 280 46 2.10 1.10 79.8 106.7 6000 9000 75.0 101.0 5300 8000 H7036/HQ1
190 260 33 2.00 1.00 80.6 98.6 4800 7000 76.1 93.1 4300 6300 H71938
190 260 33 2.00 1.00 80.6 98.6 5600 8500 76.1 93.1 5000 7500 H71938/HQ1
190 290 46 2.10 1.10 95.3 124.6 4800 7000 89.7 117.9 4300 6300 H7038
190 290 46 2.10 1.10 95.3 124.6 5300 8000 89.7 117.9 4800 7000 H7038/HQ1
200 280 38 2.00 1.00 82.8 105.4 4500 6700 78.2 99.5 4000 6000 H71940
200 280 38 2.00 1.00 82.8 105.4 5000 7500 78.2 99.5 4500 6700 H71940/HQ1
200 310 51 2.10 1.10 96.5 132.0 4500 6700 90.8 124.9 4000 6000 H7040
200 310 51 2.10 1.10 96.5 132.0 5000 7500 90.8 124.9 4500 6700 H7040/HQ1
220 300 38 2.00 1.00 96.9 125.4 4300 6300 91.5 118.4 3800 5600 H71944
220 300 38 2.00 1.00 96.9 125.4 5000 7500 91.5 118.4 4300 6300 H71944/HQ1
220 340 56 3.00 1.10 113.9 156.5 4000 6000 107.2 148.1 3800 5600 H7044
220 340 56 3.00 1.10 113.9 156.5 4500 6700 107.2 148.1 4000 6000 H7044/HQ1

Our Advantages

HangZhou Bearing Research Institute Co., Ltd.,since1958, is the only
state level comprehensive research institute in China’s bearing
industry. We have total assets of 2.06 billion RMB, own 1 research
and development center, 3 industrial bases and cover an area of
more than 47 hectares. We have advanced bearing manufacturing
equipments and world first class testing equipments and have solid
strength in manufacturing, measuring and testing of bearing and
related components with high precision and high reliability. We have
more than 380 technical staff of bearing related disciplines, thus we
maintain a leading position in the aspects of bearing design, basic
theoretical research, lubrication technology, metallic and non-metallic materials, testing and industry standards.

Performance characteristics of CZPT spindle bearing: Ultra high speed, high stiffness, high carrying capacity, good running performance, easy mounting of universally matchable bearings, suitable for oil and gas lubrication or injection lubrication.

Applications of CZPT spindle bearing: ZYS super high speed single row angular contact ball bearings might be used in the fields of machine tools, textiles, automobiles, railways, metallurgy, chemicals, electronics, Industrial pumps, Compressors, Material Handling, Electric motors.

Product features of CZPT angular contact ball bearing:

1. High-quality bearing materials: ZYS adopts ultra-clean steel, high purity high-carbon chromium bearing steel GCr15 from a well-known domestic manufacturer, which can extend the life of the bearing by 80%.

2. High quality bearing rolling elements: The bearing balls provided by CZPT have good product performance to ensure the optimal bearing configuration and smooth operation at high speed and quiet. CZPT has a complete process production line, from powder ultrasonic pre-dispersion, mixture mixing, spray drying granulation, near-net-size molding, cold isostatic pressing, GPS-HIP combined sintering process, high-precision grinding and processing, total quality inspection to packaging. CZPT has a comprehensive quality control system, quality identification of raw materials and auxiliary materials, quality control of mixed materials, quality control of pressing and sintering, and quality control of finished products.

3. More suitable bearing cage: ZYS mostly adopts bakelite cage, which can more effectively reduce the friction between metal and bearing balls and extend the life of the bearing. CZPT can also choose more suitable bearing cage materials according to customer requirements and bearing applications.

4. Advanced lubrication technology: ZYS uses high performance grease and advanced lubrication technology to extend bearing life and improve bearing performance.

5. Ultra finished raceways: ZYS uses special honing to minimize noise, improve lubricant dispersion and increase bearing life.

6. Contact angle: ZYS ultra high speed precision bearings usually use 15°and 25° contact angles.

7. Accuracy grade: ZYS can offer the high precision angular contact ball bearings with P2, P4A, P4 grade.

ZYS Precision Bearing Quality Control and Assurance:

Austrian AICHELIN heat treatment equipment and long-life heat treatment process provide a strong guarantee for the continuous and reliable operation of bearings.

ZYS MANUFACTURING CAPACITY

ZYS Quality assurance 

ZYS bearing products

ZYS Packing :

FAQ:

Q: Are you trading company or manufacturer?
A: CZPT is bearing manufacturer, the only first-class comprehensive research institute in China bearing industry.

Q: How do you control quality of bearing?
A: CZPT has established quality control systems for each kind of bearing and spindle. All products and services passed ISO9001-2008 Quality Certificate.

Q: What is the MOQ?
A: It depends on the bearing type. You can send inquiry or send e-mail  for more information.

Q: How about the package?
A: Industrial packing in general condition (Plastic tube+ carton+ pallet). Accept design package when OEM.

Q: How long is the delivery time?
A: It will take about 10 to 40 days, depends on the model and quantity.

Q: How about the shipping?
A: We can arrange the shipment or you may have the forwarder.

Q: Is sample avaiable?
A: Yes, sample order is acceptable.

Q: Can we use our own LOGO or design on bearings?
A: Yes. OEM is acceptable. We can design the bearing with your requirements and use your own LOGO and package design.

 

Exhibition

 

 

US $5-20
/ Piece
| 		1 Piece

(Min. Order)

###

Contact Angle: 40
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single/Double
Load Direction: Axial and Radial
Material: Bearing Steel

###

Samples:
US$ 5/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:
Available

|

Customized Request

###

H70/H719 series Super high speed angular contact ball bearing
Principal dimensions α= 15° α= 25° ZYS Bearing Designations
  Basic load ratings Limiting speed Basic load ratings Limiting speed  
d D B rsmin rIsmin Cr Cor Grease Oil Cr Cor Grease Oil  
mm≈ KN r/min          
10 22 6 0.30 0.10 2.1 0.9 85000 140000 2.0 0.9 75000 120000 H71900
10 22 6 0.30 0.10 2.1 0.9 95000 160000 2.0 0.9 85000 140000 H71900/HQ1
10 26 8 0.30 0.15 3.4 1.5 80000 130000 3.3 1.4 67000 110000 H7000
10 26 8 0.30 0.15 3.4 1.5 90000 150000 3.3 1.4 80000 130000 H7000/HQ1
12 24 6 0.30 0.10 2.2 1.1 80000 130000 2.1 1.1 70000 110000 H71901
12 24 6 0.30 0.10 2.2 1.1 90000 150000 2.1 1.1 80000 130000 H71901/HQ1
12 28 8 0.30 0.15 3.8 1.7 70000 110000 3.6 1.6 60000 90000 H7001
12 28 8 0.30 0.15 3.8 1.7 80000 130000 3.6 1.6 70000 110000 H7001/HQ1
15 28 7 0.30 0.10 3.2 1.7 70000 110000 3.1 1.6 60000 90000 H71902
15 28 7 0.30 0.10 3.2 1.7 80000 130000 3.1 1.6 70000 110000 H71902/HQ1
15 32 9 0.30 0.15 4.4 2.2 67000 100000 4.2 2.1 56000 85000 H7002
15 32 9 0.30 0.15 4.4 2.2 75000 120000 4.2 2.1 67000 100000 H7002/HQ1
17 30 7 0.30 0.10 3.3 1.8 67000 100000 3.2 1.7 56000 85000 H71903
17 30 7 0.30 0.10 3.3 1.8 75000 120000 3.2 1.7 63000 95000 H71903/HQ1
17 35 10 0.30 0.15 5.2 2.5 56000 85000 5.0 2.4 50000 75000 H7003
17 35 10 0.30 0.15 5.2 2.5 63000 95000 5.0 2.4 60000 90000 H7003/HQ1
20 37 9 0.30 0.15 5.0 2.9 53000 80000 4.8 2.7 45000 67000 H71904
20 37 9 0.30 0.15 5.0 2.9 63000 95000 4.8 2.7 53000 80000 H71904/HQ1
20 42 12 0.60 0.15 7.4 3.9 50000 75000 7.0 3.8 43000 63000 H7004
20 42 12 0.60 0.15 7.4 3.9 60000 90000 7.0 3.8 48000 70000 H7004/HQ1
25 42 9 0.30 0.15 5.2 3.4 48000 70000 4.9 3.3 40000 60000 H71905
25 42 9 0.30 0.15 5.2 3.4 53000 80000 4.9 3.3 45000 67000 H71905/HQ1
25 47 12 0.60 0.15 8.4 4.8 43000 63000 8.0 4.6 36000 53000 H7005
25 47 12 0.60 0.15 8.4 4.8 48000 70000 8.0 4.6 43000 63000 H7005/HQ1
30 47 9 0.30 0.15 5.8 3.8 43000 63000 5.4 3.6 36000 53000 H71906
30 47 9 0.30 0.15 5.8 3.8 48000 70000 5.4 3.6 40000 60000 H71906/HQ1
30 55 13 1.00 0.30 9.5 6.2 38000 56000 9.0 5.9 34000 50000 H7006
30 55 13 1.00 0.30 9.5 6.2 45000 67000 9.0 5.9 38000 56000 H7006/HQ1
35 55 10 0.60 0.15 7.7 5.4 36000 53000 7.4 5.1 30000 45000 H71907
35 55 10 0.60 0.15 7.7 5.4 40000 60000 7.4 5.1 34000 50000 H71907/HQ1
35 62 14 1.00 0.30 11.2 7.9 34000 50000 10.7 7.5 30000 45000 H7007
35 62 14 1.00 0.30 11.2 7.9 38000 56000 10.7 7.5 34000 50000 H7007/HQ1
40 62 12 0.60 0.15 9.8 7.0 30000 45000 9.3 6.6 26000 40000 H71908
40 62 12 0.60 0.15 9.8 7.0 34000 50000 9.3 6.6 28000 43000 H71908/HQ1
40 68 15 1.00 0.30 12.5 9.1 28000 43000 11.1 8.6 24000 38000 H7008
40 68 15 1.00 0.30 12.5 9.1 34000 50000 11.1 8.6 28000 43000 H7008/HQ1
45 68 12 0.60 0.15 10.3 7.7 26000 40000 9.7 7.3 22000 36000 H71909
45 68 12 0.60 0.15 10.3 7.7 28000 43000 9.7 7.3 26000 40000 H71909/HQ1
45 75 16 1.00 0.30 13.1 10.2 24000 38000 12.5 9.7 22000 36000 H7009
45 75 16 1.00 0.30 13.1 10.2 28000 43000 12.5 9.7 26000 40000 H7009/HQ1
50 72 12 0.60 0.15 13.2 10.0 22000 36000 12.5 9.5 19000 32000 H71910
50 72 12 0.60 0.15 13.2 10.0 26000 40000 12.5 9.5 22000 36000 H71910/HQ1
50 80 16 1.00 0.30 15.4 12.0 20000 34000 14.7 11.4 18000 30000 H7010
50 80 16 1.00 0.30 15.4 12.0 24000 38000 14.7 11.4 20000 34000 H7010/HQ1
55 80 13 1.00 0.30 16.0 12.6 19000 32000 15.0 11.9 16000 26000 H71911
55 80 13 1.00 0.30 16.0 12.6 22000 36000 15.0 11.9 19000 32000 H71911/HQ1
55 90 18 1.10 0.60 17.0 14.5 19000 32000 16.0 13.7 17000 28000 H7011
55 90 18 1.10 0.60 17.0 14.5 22000 36000 16.0 13.7 19000 32000 H7011/HQ1
60 85 13 1.00 0.30 16.6 13.8 18000 30000 15.7 13.1 15000 24000 H71912
60 85 13 1.00 0.30 16.6 13.8 20000 34000 15.7 13.1 18000 30000 H71912/HQ1
60 95 18 1.10 0.60 17.0 15.3 18000 30000 16.2 14.4 15000 24000 H7012
60 95 18 1.10 0.60 17.0 15.3 20000 34000 16.2 14.4 18000 30000 H7012/HQ1
65 90 13 1.00 0.30 16.8 14.5 17000 28000 16.0 13.7 15000 24000 H71913
65 90 13 1.00 0.30 16.8 14.5 19000 32000 16.0 13.7 17000 28000 H71913/HQ1
65 100 18 1.10 0.60 20.2 18.6 16000 26000 19.0 17.6 13000 20000 H7013
65 100 18 1.10 0.60 20.2 18.6 19000 32000 19.0 17.6 15000 24000 H7013/HQ1
70 100 16 1.00 0.30 20.9 17.8 16000 26000 19.7 16.9 13000 20000 H71914
70 100 16 1.00 0.30 20.9 17.8 18000 30000 19.7 16.9 15000 24000 H71914/HQ1
70 110 20 1.10 0.60 24.1 21.4 15000 24000 22.6 20.1 13000 20000 H7014
70 110 20 1.10 0.60 24.1 21.4 18000 30000 22.6 20.1 15000 24000 H7014/HQ1
75 105 16 1.00 0.30 21.7 19.3 15000 24000 20.5 18.2 13000 20000 H71915
75 105 16 1.00 0.30 21.7 19.3 17000 28000 20.5 18.2 15000 24000 H71915/HQ1
75 115 20 1.10 0.60 26.2 25.5 14000 22000 24.7 24.2 12000 19000 H7015
75 115 20 1.10 0.60 26.2 25.5 16000 26000 24.7 24.2 14000 22000 H7015/HQ1
80 110 16 1.00 0.30 22.4 20.8 14000 22000 21.2 19.6 12000 19000 H71916
80 110 16 1.00 0.30 22.4 20.8 16000 26000 21.2 19.6 14000 22000 H71916/HQ1
80 125 22 1.10 0.60 34.2 32.7 13000 20000 32.3 31.0 11000 18000 H7016
80 125 22 1.10 0.60 34.2 32.7 15000 24000 32.3 31.0 13000 20000 H7016/HQ1
85 120 18 1.10 0.60 26.1 24.2 13000 20000 24.7 22.9 11000 18000 H71917
85 120 18 1.10 0.60 26.1 24.2 15000 24000 24.7 22.9 13000 20000 H71917/HQ1
85 130 22 1.10 0.60 35.0 35.2 12000 19000 33.0 33.4 10000 17000 H7017
85 130 22 1.10 0.60 35.0 35.2 14000 22000 33.0 33.4 12000 19000 H7017/HQ1
90 125 18 1.10 0.60 27.0 26.0 13000 20000 25.5 24.6 11000 18000 H71918
90 125 18 1.10 0.60 27.0 26.0 15000 24000 25.5 24.6 13000 20000 H71918/HQ1
90 140 24 1.50 0.60 36.4 38.1 11000 18000 34.3 36.1 9500 16000 H7018
90 140 24 1.50 0.60 36.4 38.1 13000 20000 34.3 36.1 11000 18000 H7018/HQ1
95 130 18 1.10 0.60 27.3 26.9 12000 19000 25.8 25.4 11000 18000 H71919
95 130 18 1.10 0.60 27.3 26.9 14000 22000 25.8 25.4 13000 20000 H71919/HQ1
95 145 24 1.50 0.60 44.4 45.2 10000 17000 41.9 42.9 8500 14000 H7019
95 145 24 1.50 0.60 44.4 45.2 12000 19000 41.9 42.9 10000 17000 H7019/HQ1
100 140 20 1.10 0.60 40.1 37.6 11000 18000 37.9 35.5 9000 15000 H71920
100 140 20 1.10 0.60 40.1 37.6 13000 20000 37.9 35.5 11000 18000 H71920/HQ1
100 150 24 1.50 0.60 45.4 48.1 10000 17000 42.7 44.7 8500 14000 H7020
100 150 24 1.50 0.60 45.4 48.1 12000 19000 42.7 44.7 10000 17000 H7020/HQ1
105 145 20 1.10 0.60 40.7 39.1 10000 17000 38.4 36.9 8500 14000 H71921
105 145 20 1.10 0.60 40.7 39.1 12000 19000 38.4 36.9 10000 17000 H71921/HQ1
105 160 26 2.00 1.00 46.1 49.2 9500 16000 43.3 46.6 8000 13000 H7021
105 160 26 2.00 1.00 46.1 49.2 11000 18000 43.3 46.6 9000 15000 H7021/HQ1
110 150 20 1.10 0.60 41.3 40.5 9000 15000 39.0 38.3 7500 12000 H71922
110 150 20 1.10 0.60 41.3 40.5 11000 18000 39.0 38.3 9500 16000 H71922/HQ1
110 170 28 2.00 1.00 47.9 53.9 9500 16000 45.1 51.1 8000 13000 H7022
110 170 28 2.00 1.00 47.9 53.9 11000 18000 45.1 51.1 9000 15000 H7022/HQ1
120 165 22 1.10 0.60 43.1 44.9 8500 14000 40.7 42.4 7500 12000 H71924
120 165 22 1.10 0.60 43.1 44.9 10000 17000 40.7 42.4 9000 15000 H71924/HQ1
120 180 28 2.00 1.00 58.3 64.9 8500 14000 54.8 61.5 7500 12000 H7024
120 180 28 2.00 1.00 58.3 64.9 10000 17000 54.8 61.5 9000 15000 H7024/HQ1
130 180 24 1.50 0.60 53.1 56.6 8000 13000 50.1 53.4 7500 12000 H71926
130 180 24 1.50 0.60 53.1 56.6 9000 15000 50.1 53.4 8500 14000 H71926/HQ1
130 200 33 2.00 1.00 58.6 66.8 8000 13000 55.1 63.2 7000 11000 H7026
130 200 33 2.00 1.00 58.6 66.8 9000 15000 55.1 63.2 8000 13000 H7026/HQ1
140 190 24 1.50 0.60 53.7 59.1 7000 11000 50.7 55.8 6700 10000 H71928
140 190 24 1.50 0.60 53.7 59.1 8000 13000 50.7 55.8 7500 12000 H71928/HQ1
140 210 33 2.00 1.00 60.7 72.5 7500 12000 57.1 68.7 6700 10000 H7028
140 210 33 2.00 1.00 60.7 72.5 8500 14000 57.1 68.7 7500 12000 H7028/HQ1
150 210 28 2.00 1.00 65.2 72.8 6700 10000 61.5 68.7 6000 9000 H71930
150 210 28 2.00 1.00 65.2 72.8 7500 12000 61.5 68.7 7000 11000 H71930/HQ1
150 225 35 2.10 1.10 74.9 88.5 6700 10000 70.5 83.8 6300 9500 H7030
150 225 35 2.10 1.10 74.9 88.5 7500 12000 70.5 83.8 7000 11000 H7030/HQ1
160 220 28 2.00 1.00 66.0 75.8 6000 9000 62.3 71.6 5600 8500 H71932
160 220 28 2.00 1.00 66.0 75.8 7000 11000 62.3 71.6 6700 10000 H71932/HQ1
160 240 38 2.10 1.10 76.2 94.5 6000 9000 71.6 89.5 5600 8500 H7032
160 240 38 2.10 1.10 76.2 94.5 6700 10000 71.6 89.5 6300 9500 H7032/HQ1
170 230 28 2.00 1.00 66.7 78.7 5600 8500 63.0 74.3 5000 7500 H71934
170 230 28 2.00 1.00 66.7 78.7 6700 10000 63.0 74.3 6000 9000 H71934/HQ1
170 260 42 2.10 1.10 78.1 100.6 5600 8500 73.4 95.2 5000 7500 H7034
170 260 42 2.10 1.10 78.1 100.6 6300 9500 73.4 95.2 5600 8500 H7034/HQ1
180 250 33 2.00 1.00 79.6 95.0 5000 7500 75.2 89.7 4800 7000 H71936
180 250 33 2.00 1.00 79.6 95.0 6000 9000 75.2 89.7 5600 8500 H71936/HQ1
180 280 46 2.10 1.10 79.8 106.7 5300 8000 75.0 101.0 4800 7000 H7036
180 280 46 2.10 1.10 79.8 106.7 6000 9000 75.0 101.0 5300 8000 H7036/HQ1
190 260 33 2.00 1.00 80.6 98.6 4800 7000 76.1 93.1 4300 6300 H71938
190 260 33 2.00 1.00 80.6 98.6 5600 8500 76.1 93.1 5000 7500 H71938/HQ1
190 290 46 2.10 1.10 95.3 124.6 4800 7000 89.7 117.9 4300 6300 H7038
190 290 46 2.10 1.10 95.3 124.6 5300 8000 89.7 117.9 4800 7000 H7038/HQ1
200 280 38 2.00 1.00 82.8 105.4 4500 6700 78.2 99.5 4000 6000 H71940
200 280 38 2.00 1.00 82.8 105.4 5000 7500 78.2 99.5 4500 6700 H71940/HQ1
200 310 51 2.10 1.10 96.5 132.0 4500 6700 90.8 124.9 4000 6000 H7040
200 310 51 2.10 1.10 96.5 132.0 5000 7500 90.8 124.9 4500 6700 H7040/HQ1
220 300 38 2.00 1.00 96.9 125.4 4300 6300 91.5 118.4 3800 5600 H71944
220 300 38 2.00 1.00 96.9 125.4 5000 7500 91.5 118.4 4300 6300 H71944/HQ1
220 340 56 3.00 1.10 113.9 156.5 4000 6000 107.2 148.1 3800 5600 H7044
220 340 56 3.00 1.10 113.9 156.5 4500 6700 107.2 148.1 4000 6000 H7044/HQ1
US $5-20
/ Piece
| 		1 Piece

(Min. Order)

###

Contact Angle: 40
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single/Double
Load Direction: Axial and Radial
Material: Bearing Steel

###

Samples:
US$ 5/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:
Available

|

Customized Request

###

H70/H719 series Super high speed angular contact ball bearing
Principal dimensions α= 15° α= 25° ZYS Bearing Designations
  Basic load ratings Limiting speed Basic load ratings Limiting speed  
d D B rsmin rIsmin Cr Cor Grease Oil Cr Cor Grease Oil  
mm≈ KN r/min          
10 22 6 0.30 0.10 2.1 0.9 85000 140000 2.0 0.9 75000 120000 H71900
10 22 6 0.30 0.10 2.1 0.9 95000 160000 2.0 0.9 85000 140000 H71900/HQ1
10 26 8 0.30 0.15 3.4 1.5 80000 130000 3.3 1.4 67000 110000 H7000
10 26 8 0.30 0.15 3.4 1.5 90000 150000 3.3 1.4 80000 130000 H7000/HQ1
12 24 6 0.30 0.10 2.2 1.1 80000 130000 2.1 1.1 70000 110000 H71901
12 24 6 0.30 0.10 2.2 1.1 90000 150000 2.1 1.1 80000 130000 H71901/HQ1
12 28 8 0.30 0.15 3.8 1.7 70000 110000 3.6 1.6 60000 90000 H7001
12 28 8 0.30 0.15 3.8 1.7 80000 130000 3.6 1.6 70000 110000 H7001/HQ1
15 28 7 0.30 0.10 3.2 1.7 70000 110000 3.1 1.6 60000 90000 H71902
15 28 7 0.30 0.10 3.2 1.7 80000 130000 3.1 1.6 70000 110000 H71902/HQ1
15 32 9 0.30 0.15 4.4 2.2 67000 100000 4.2 2.1 56000 85000 H7002
15 32 9 0.30 0.15 4.4 2.2 75000 120000 4.2 2.1 67000 100000 H7002/HQ1
17 30 7 0.30 0.10 3.3 1.8 67000 100000 3.2 1.7 56000 85000 H71903
17 30 7 0.30 0.10 3.3 1.8 75000 120000 3.2 1.7 63000 95000 H71903/HQ1
17 35 10 0.30 0.15 5.2 2.5 56000 85000 5.0 2.4 50000 75000 H7003
17 35 10 0.30 0.15 5.2 2.5 63000 95000 5.0 2.4 60000 90000 H7003/HQ1
20 37 9 0.30 0.15 5.0 2.9 53000 80000 4.8 2.7 45000 67000 H71904
20 37 9 0.30 0.15 5.0 2.9 63000 95000 4.8 2.7 53000 80000 H71904/HQ1
20 42 12 0.60 0.15 7.4 3.9 50000 75000 7.0 3.8 43000 63000 H7004
20 42 12 0.60 0.15 7.4 3.9 60000 90000 7.0 3.8 48000 70000 H7004/HQ1
25 42 9 0.30 0.15 5.2 3.4 48000 70000 4.9 3.3 40000 60000 H71905
25 42 9 0.30 0.15 5.2 3.4 53000 80000 4.9 3.3 45000 67000 H71905/HQ1
25 47 12 0.60 0.15 8.4 4.8 43000 63000 8.0 4.6 36000 53000 H7005
25 47 12 0.60 0.15 8.4 4.8 48000 70000 8.0 4.6 43000 63000 H7005/HQ1
30 47 9 0.30 0.15 5.8 3.8 43000 63000 5.4 3.6 36000 53000 H71906
30 47 9 0.30 0.15 5.8 3.8 48000 70000 5.4 3.6 40000 60000 H71906/HQ1
30 55 13 1.00 0.30 9.5 6.2 38000 56000 9.0 5.9 34000 50000 H7006
30 55 13 1.00 0.30 9.5 6.2 45000 67000 9.0 5.9 38000 56000 H7006/HQ1
35 55 10 0.60 0.15 7.7 5.4 36000 53000 7.4 5.1 30000 45000 H71907
35 55 10 0.60 0.15 7.7 5.4 40000 60000 7.4 5.1 34000 50000 H71907/HQ1
35 62 14 1.00 0.30 11.2 7.9 34000 50000 10.7 7.5 30000 45000 H7007
35 62 14 1.00 0.30 11.2 7.9 38000 56000 10.7 7.5 34000 50000 H7007/HQ1
40 62 12 0.60 0.15 9.8 7.0 30000 45000 9.3 6.6 26000 40000 H71908
40 62 12 0.60 0.15 9.8 7.0 34000 50000 9.3 6.6 28000 43000 H71908/HQ1
40 68 15 1.00 0.30 12.5 9.1 28000 43000 11.1 8.6 24000 38000 H7008
40 68 15 1.00 0.30 12.5 9.1 34000 50000 11.1 8.6 28000 43000 H7008/HQ1
45 68 12 0.60 0.15 10.3 7.7 26000 40000 9.7 7.3 22000 36000 H71909
45 68 12 0.60 0.15 10.3 7.7 28000 43000 9.7 7.3 26000 40000 H71909/HQ1
45 75 16 1.00 0.30 13.1 10.2 24000 38000 12.5 9.7 22000 36000 H7009
45 75 16 1.00 0.30 13.1 10.2 28000 43000 12.5 9.7 26000 40000 H7009/HQ1
50 72 12 0.60 0.15 13.2 10.0 22000 36000 12.5 9.5 19000 32000 H71910
50 72 12 0.60 0.15 13.2 10.0 26000 40000 12.5 9.5 22000 36000 H71910/HQ1
50 80 16 1.00 0.30 15.4 12.0 20000 34000 14.7 11.4 18000 30000 H7010
50 80 16 1.00 0.30 15.4 12.0 24000 38000 14.7 11.4 20000 34000 H7010/HQ1
55 80 13 1.00 0.30 16.0 12.6 19000 32000 15.0 11.9 16000 26000 H71911
55 80 13 1.00 0.30 16.0 12.6 22000 36000 15.0 11.9 19000 32000 H71911/HQ1
55 90 18 1.10 0.60 17.0 14.5 19000 32000 16.0 13.7 17000 28000 H7011
55 90 18 1.10 0.60 17.0 14.5 22000 36000 16.0 13.7 19000 32000 H7011/HQ1
60 85 13 1.00 0.30 16.6 13.8 18000 30000 15.7 13.1 15000 24000 H71912
60 85 13 1.00 0.30 16.6 13.8 20000 34000 15.7 13.1 18000 30000 H71912/HQ1
60 95 18 1.10 0.60 17.0 15.3 18000 30000 16.2 14.4 15000 24000 H7012
60 95 18 1.10 0.60 17.0 15.3 20000 34000 16.2 14.4 18000 30000 H7012/HQ1
65 90 13 1.00 0.30 16.8 14.5 17000 28000 16.0 13.7 15000 24000 H71913
65 90 13 1.00 0.30 16.8 14.5 19000 32000 16.0 13.7 17000 28000 H71913/HQ1
65 100 18 1.10 0.60 20.2 18.6 16000 26000 19.0 17.6 13000 20000 H7013
65 100 18 1.10 0.60 20.2 18.6 19000 32000 19.0 17.6 15000 24000 H7013/HQ1
70 100 16 1.00 0.30 20.9 17.8 16000 26000 19.7 16.9 13000 20000 H71914
70 100 16 1.00 0.30 20.9 17.8 18000 30000 19.7 16.9 15000 24000 H71914/HQ1
70 110 20 1.10 0.60 24.1 21.4 15000 24000 22.6 20.1 13000 20000 H7014
70 110 20 1.10 0.60 24.1 21.4 18000 30000 22.6 20.1 15000 24000 H7014/HQ1
75 105 16 1.00 0.30 21.7 19.3 15000 24000 20.5 18.2 13000 20000 H71915
75 105 16 1.00 0.30 21.7 19.3 17000 28000 20.5 18.2 15000 24000 H71915/HQ1
75 115 20 1.10 0.60 26.2 25.5 14000 22000 24.7 24.2 12000 19000 H7015
75 115 20 1.10 0.60 26.2 25.5 16000 26000 24.7 24.2 14000 22000 H7015/HQ1
80 110 16 1.00 0.30 22.4 20.8 14000 22000 21.2 19.6 12000 19000 H71916
80 110 16 1.00 0.30 22.4 20.8 16000 26000 21.2 19.6 14000 22000 H71916/HQ1
80 125 22 1.10 0.60 34.2 32.7 13000 20000 32.3 31.0 11000 18000 H7016
80 125 22 1.10 0.60 34.2 32.7 15000 24000 32.3 31.0 13000 20000 H7016/HQ1
85 120 18 1.10 0.60 26.1 24.2 13000 20000 24.7 22.9 11000 18000 H71917
85 120 18 1.10 0.60 26.1 24.2 15000 24000 24.7 22.9 13000 20000 H71917/HQ1
85 130 22 1.10 0.60 35.0 35.2 12000 19000 33.0 33.4 10000 17000 H7017
85 130 22 1.10 0.60 35.0 35.2 14000 22000 33.0 33.4 12000 19000 H7017/HQ1
90 125 18 1.10 0.60 27.0 26.0 13000 20000 25.5 24.6 11000 18000 H71918
90 125 18 1.10 0.60 27.0 26.0 15000 24000 25.5 24.6 13000 20000 H71918/HQ1
90 140 24 1.50 0.60 36.4 38.1 11000 18000 34.3 36.1 9500 16000 H7018
90 140 24 1.50 0.60 36.4 38.1 13000 20000 34.3 36.1 11000 18000 H7018/HQ1
95 130 18 1.10 0.60 27.3 26.9 12000 19000 25.8 25.4 11000 18000 H71919
95 130 18 1.10 0.60 27.3 26.9 14000 22000 25.8 25.4 13000 20000 H71919/HQ1
95 145 24 1.50 0.60 44.4 45.2 10000 17000 41.9 42.9 8500 14000 H7019
95 145 24 1.50 0.60 44.4 45.2 12000 19000 41.9 42.9 10000 17000 H7019/HQ1
100 140 20 1.10 0.60 40.1 37.6 11000 18000 37.9 35.5 9000 15000 H71920
100 140 20 1.10 0.60 40.1 37.6 13000 20000 37.9 35.5 11000 18000 H71920/HQ1
100 150 24 1.50 0.60 45.4 48.1 10000 17000 42.7 44.7 8500 14000 H7020
100 150 24 1.50 0.60 45.4 48.1 12000 19000 42.7 44.7 10000 17000 H7020/HQ1
105 145 20 1.10 0.60 40.7 39.1 10000 17000 38.4 36.9 8500 14000 H71921
105 145 20 1.10 0.60 40.7 39.1 12000 19000 38.4 36.9 10000 17000 H71921/HQ1
105 160 26 2.00 1.00 46.1 49.2 9500 16000 43.3 46.6 8000 13000 H7021
105 160 26 2.00 1.00 46.1 49.2 11000 18000 43.3 46.6 9000 15000 H7021/HQ1
110 150 20 1.10 0.60 41.3 40.5 9000 15000 39.0 38.3 7500 12000 H71922
110 150 20 1.10 0.60 41.3 40.5 11000 18000 39.0 38.3 9500 16000 H71922/HQ1
110 170 28 2.00 1.00 47.9 53.9 9500 16000 45.1 51.1 8000 13000 H7022
110 170 28 2.00 1.00 47.9 53.9 11000 18000 45.1 51.1 9000 15000 H7022/HQ1
120 165 22 1.10 0.60 43.1 44.9 8500 14000 40.7 42.4 7500 12000 H71924
120 165 22 1.10 0.60 43.1 44.9 10000 17000 40.7 42.4 9000 15000 H71924/HQ1
120 180 28 2.00 1.00 58.3 64.9 8500 14000 54.8 61.5 7500 12000 H7024
120 180 28 2.00 1.00 58.3 64.9 10000 17000 54.8 61.5 9000 15000 H7024/HQ1
130 180 24 1.50 0.60 53.1 56.6 8000 13000 50.1 53.4 7500 12000 H71926
130 180 24 1.50 0.60 53.1 56.6 9000 15000 50.1 53.4 8500 14000 H71926/HQ1
130 200 33 2.00 1.00 58.6 66.8 8000 13000 55.1 63.2 7000 11000 H7026
130 200 33 2.00 1.00 58.6 66.8 9000 15000 55.1 63.2 8000 13000 H7026/HQ1
140 190 24 1.50 0.60 53.7 59.1 7000 11000 50.7 55.8 6700 10000 H71928
140 190 24 1.50 0.60 53.7 59.1 8000 13000 50.7 55.8 7500 12000 H71928/HQ1
140 210 33 2.00 1.00 60.7 72.5 7500 12000 57.1 68.7 6700 10000 H7028
140 210 33 2.00 1.00 60.7 72.5 8500 14000 57.1 68.7 7500 12000 H7028/HQ1
150 210 28 2.00 1.00 65.2 72.8 6700 10000 61.5 68.7 6000 9000 H71930
150 210 28 2.00 1.00 65.2 72.8 7500 12000 61.5 68.7 7000 11000 H71930/HQ1
150 225 35 2.10 1.10 74.9 88.5 6700 10000 70.5 83.8 6300 9500 H7030
150 225 35 2.10 1.10 74.9 88.5 7500 12000 70.5 83.8 7000 11000 H7030/HQ1
160 220 28 2.00 1.00 66.0 75.8 6000 9000 62.3 71.6 5600 8500 H71932
160 220 28 2.00 1.00 66.0 75.8 7000 11000 62.3 71.6 6700 10000 H71932/HQ1
160 240 38 2.10 1.10 76.2 94.5 6000 9000 71.6 89.5 5600 8500 H7032
160 240 38 2.10 1.10 76.2 94.5 6700 10000 71.6 89.5 6300 9500 H7032/HQ1
170 230 28 2.00 1.00 66.7 78.7 5600 8500 63.0 74.3 5000 7500 H71934
170 230 28 2.00 1.00 66.7 78.7 6700 10000 63.0 74.3 6000 9000 H71934/HQ1
170 260 42 2.10 1.10 78.1 100.6 5600 8500 73.4 95.2 5000 7500 H7034
170 260 42 2.10 1.10 78.1 100.6 6300 9500 73.4 95.2 5600 8500 H7034/HQ1
180 250 33 2.00 1.00 79.6 95.0 5000 7500 75.2 89.7 4800 7000 H71936
180 250 33 2.00 1.00 79.6 95.0 6000 9000 75.2 89.7 5600 8500 H71936/HQ1
180 280 46 2.10 1.10 79.8 106.7 5300 8000 75.0 101.0 4800 7000 H7036
180 280 46 2.10 1.10 79.8 106.7 6000 9000 75.0 101.0 5300 8000 H7036/HQ1
190 260 33 2.00 1.00 80.6 98.6 4800 7000 76.1 93.1 4300 6300 H71938
190 260 33 2.00 1.00 80.6 98.6 5600 8500 76.1 93.1 5000 7500 H71938/HQ1
190 290 46 2.10 1.10 95.3 124.6 4800 7000 89.7 117.9 4300 6300 H7038
190 290 46 2.10 1.10 95.3 124.6 5300 8000 89.7 117.9 4800 7000 H7038/HQ1
200 280 38 2.00 1.00 82.8 105.4 4500 6700 78.2 99.5 4000 6000 H71940
200 280 38 2.00 1.00 82.8 105.4 5000 7500 78.2 99.5 4500 6700 H71940/HQ1
200 310 51 2.10 1.10 96.5 132.0 4500 6700 90.8 124.9 4000 6000 H7040
200 310 51 2.10 1.10 96.5 132.0 5000 7500 90.8 124.9 4500 6700 H7040/HQ1
220 300 38 2.00 1.00 96.9 125.4 4300 6300 91.5 118.4 3800 5600 H71944
220 300 38 2.00 1.00 96.9 125.4 5000 7500 91.5 118.4 4300 6300 H71944/HQ1
220 340 56 3.00 1.10 113.9 156.5 4000 6000 107.2 148.1 3800 5600 H7044
220 340 56 3.00 1.10 113.9 156.5 4500 6700 107.2 148.1 4000 6000 H7044/HQ1

Types of Ball Bearings

There are several types of ball bearings: Double-row angular contact, Four-point contact, Self-aligning, and Ceramic hybrid. Here’s a brief description of each. For more information, read our article about Double-row angular contact ball bearings. You’ll be better informed about how they’re made. Also, learn about how the cages that hold the balls in place are secured with rivets.

Double-row, angular-contact bearing

Double-row, angular-contact ball bearings are similar in their contact surfaces in one direction, and the two pairs of bearings are installed axially opposite to one another. This design allows them to support combined loads in axial and radial directions. These types of bearings are used for high-precision, high-speed applications. They can be used in everything from turbines to dentistry equipment. Double-row, angular-contact bearings are available at Grainger, as are single-row versions.
Double-row, angular-contact ball bearings are a popular option for applications where high precision and high speed are required. The design features of these bearings are ideal for applications with axial space restrictions. In contrast, they are smaller than two single-row angular-contact bearings and are available in steel, polyamide, or brass cages. Whether you need a cage for high speed or hard operating conditions is up to you. If you are unsure about the right cage for your application, contact Schaeffler.
Single-row angular-contact ball bearings are the most common type of bearings. Double-row bearings are also available with a shielded outer ring, which protects the balls inside the bearing from external contaminants. Because these double-row bearings are a good choice for applications requiring high performance, they are often the most affordable option. They offer similar performance as single-row bearings but are much more rigid.
Preloading is a key performance characteristic for double-row angular-contact ball bearings. Preloading can decrease the service life of double-row angular-contact ball bearings by up to 380 percent. Alternatively, you can preload double-row angular-contact ball bearings by placing spacers between their outer rings. Good double-row angular-contact bearing installation will increase working accuracy and bearing life.
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Four-point contact ball bearing

The Four Point Contact Ball Bearing Market can be segmented into three types: 35 Degree, 45 Degree, and Other. The 35 Degree segment is expected to witness the fastest growth over the next few years, owing to its increased operational speed and competence in axial and radial axis load handling. Other types of four-point contact ball bearings include the Miniature and Deep Groove varieties. These are widely used in automobiles, aerospace, and other industries.
These bearings are designed for oil-free screw compressors, and they feature an outer-ring guided brass cage to reduce friction and increase running accuracy. In addition, they have lower maintenance costs compared to conventional bearings. However, they have a higher mean roughness value than their counterparts. High-speed operations require high-speed bearings that can withstand fast speed changes. This is because of the higher friction rate, which results from four-point contact.
The Four-Point Contact Ball Bearing is a highly versatile product, as it can handle radial, thrust, and moment loads. Because of this, it is often the first choice for slow to moderate-speed applications. This design also has a simplified assembly process, requiring only a single double-half-turn to install. It is the first choice of many automotive OEMs because it is extremely efficient. If you want a ball bearing with these benefits, you should contact a local bearing company.
The Four-Point Contact Ball Bearing Market will continue to grow despite a tough economy and volatile trade conditions. Demand for automotive and aerospace components is expected to grow alongside a variety of technological advancements. Meanwhile, demand for energy-efficient products will continue to increase with changes in trade policy, an imbalance in the supply-side ecosystem, and geopolitical risk. And while all these factors will continue to drive the market growth, a few challenges are worth considering.
The Four-Point Contact Bearing is designed with the same basic structure as its two-point counterpart. In a four-point contact ball bearing, one ball can have four distinct points of contact with two rings. Two of these contact points may be in diagonal position. The two remaining contact points change position and accommodate radial loads. Consequently, the Four-Point Contact Bearing is more flexible and robust than its two-point counterparts.
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Self-aligning ball bearing

The self-aligning ball bearing is an incredibly useful tool in many industries. This type of bearing has a sealing lip that makes contact with a smooth chamfer on the inner ring. Because of the self-aligning nature of these bearings, they are not prone to misalignment. They can withstand temperatures ranging from -30°C to 120°C and should not be heated prior to installation.
A self-aligning ball bearing is an elastomer-based spherical-shaped bearing with two rows of rolling elements. These bearings can accommodate large radial loads, and their outer ring raceway is curved to provide a spherical effect. The inner ring, or cage, can be either cylindrical or conical. The inner diameter of a self-aligning ball bearing is normally cylindrical, but some are conical. They typically have three oil holes.
When choosing a self-aligning ball bearing, look for a model with a large enough bearing diameter to accommodate the shaft’s bending. Self-aligning bearings may also be interchangeable with standard ball bearing assemblies. You can find individual values in manufacturer catalogues. These bearings are useful in limited applications, although they are not necessarily ideal for everything. For example, in applications where combined loads are the main concern, self-aligning ball bearings should only be used if the application requires minimal misalignment.
A self-aligning ball bearing is a highly-efficient, energy-efficient solution for a variety of applications. It is a simple, low-maintenance solution that makes your life easier. Its unique outer raceway allows restraining springs to absorb the deflection that is common in other bearings. The result is a cooler, smoother running vehicle. It also helps prevent misalignment, which makes it ideal for use in many applications.
The SKF self-aligning ball bearing is an excellent choice for applications involving heavy deflection of the shaft. They are the lowest-friction bearing available. Their steel plate reinforced seals prevent them from separating from the shaft during operation. They are also resistant to oil, making them the perfect solution for high-speed applications. In addition to this, they are designed to work in a wide range of temperatures.
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Ceramic hybrid ball bearing

A hybrid ball bearing made from a combination of steel and ceramics is a good option for high-speed applications requiring electrical isolation. This combination offers an extended lifespan and minimal electrical corrosion or seizure risk. In addition, the hybrid ball bearings have less friction than steel bearings and can operate at low speeds. To learn more about this hybrid type of bearing, continue reading. We’ll also discuss how it can help your application.
Full ceramic balls are generally harder than steel, but they do have lower density, meaning they’re not subject to the same high centrifugal forces as steel balls. These benefits make ceramic ball bearings much more durable, with long lifespans. Both full and hybrid ceramic ball bearings are available from CZPT. Read on to learn more about each type. Here’s a look at some of the benefits of each. You’ll be pleasantly surprised.
A hybrid ball bearing consists of steel inner and outer rings and a ceramic ball. It can withstand high speeds and loads, but it’s also designed to operate in extreme temperatures. This hybrid ball bearing also requires minimal lubrication and is suitable for a variety of applications. Because of its unique characteristics, hybrid bearings are lightweight and hard, and they spin faster than steel balls. But how do you choose the right one for your application?
A ceramic ball bearing is better than a steel one for many applications. Its greater speed capability and lower friction allow it to operate at higher speeds than steel balls. It is also less sensitive to fluctuations in lubrication conditions than steel balls. They also tend to be cheaper, so it makes sense to invest in one. It’s worth your while. They last longer, and they don’t require a run-in period.
A hybrid ball bearing is the best choice for electric spindles with high speed and heavy loads. A hybrid ceramic ball bearing has the advantage of low heat and high stiffness, and can operate at high speeds and loads. This thesis explores the dynamic characteristics of a hybrid ceramic ball bearing, including analysis calculations and experiment verification. The results provide reliable data and lay the foundation for professional spindle optimum design tests. It is a worthy addition to any machine shop.

China Zys Auto Parts Spindle Bearing Sealed Angular Contact Ball Bearing 70, 72, 718, 719 for Machine Tool Spindle, CNC Machine, Motor, Gas Turbine, Robot Industry ball bearingChina Zys Auto Parts Spindle Bearing Sealed Angular Contact Ball Bearing 70, 72, 718, 719 for Machine Tool Spindle, CNC Machine, Motor, Gas Turbine, Robot Industry ball bearing
editor by czh 2022-11-26

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