Product Description
PRODUCT PICTURES
OUR SERVICES
We can provide manufacturing capabilities and services of regular bearings for you, or customized non-standard bearings as you required.
BEARING:
— Dimensions
— Material
— Tolerance standard
APPEARANCE:
— Logo (Laser Marking)
— Package Design
40+ YEARS EXPERIENCE
CONTINUOUS AND STABLE DELIVERY OF PRODUCTS.
With over 40 years experience of the bearing manufacturing, we know how to make good bearings with less cost consistently and efficiently.
We use advanced CNC turning, grinding, and superfinishing machines to ensure high, stable, and accurate machining. All of your goods, from the most economical category, to the highest rated category, will always be manufactured precisely to the standards you require.
OWN HEAT TREATMENT
CONTROALLABLE COST AND QUALITY.
Heat treatment is 1 of the crucial processes to ensure high performance of bearing materials. Compared with other manufacturers, we can produce higher quality bearings at smaller cost, with a more flexible and controllable production schedule, and in a shorter time.
We have 6 heat treatment production lines.
Bearings are heated uniformly, with small deformation and little/no oxidized decarburization, which can make them have high hardness, high fatigue resistance, good wear resistance, dimensional stability, and excellent mechanical strength.
OUTSTXIHU (WEST LAKE) DIS. QUALITY
LOW NOISE, LOW FRICTION AND LONG LIFE.
All our products are characterized by low noise, low friction and long life. This is due to our attention to the roundness, waviness and surface roughness of bearing raceway.
Our products fully meets the requirements of national and international standards accorind to the testing result of
roughness, roundness, hardness, vibration noise, vibration velocity.
PACKING
PACKAGING THAT HELPS SELL.
1, Inner package
Corrosion and Dust Proof PE plastic film / bag packing + Tube packing, or Wrapping tape for larger bearings.
2, Corrugated Individual Box
Our attractive sales-helpful “3-JOYS” package, or as the design of your package.
3, Outer package
Corrugated carton + Wooden pallet
MODERN WELL-ORGANIZED WAREHOUSE
· Constant temperature (20°C) and humidity (RH 52%) warehouse
· Hundreds of models on hand, short delivery time.
HONOR & SYSTEM CERTIFICATES
EXHIBITION
SAMPLES POLICY
FREE SAMPLES AND SHIPPING
We are happy to send you free samples of our bearings for field testing. All transportation costs will be paid by us.
Please note: Depending on the model and value of samples, this policy may not apply!
Please contact our sales staff for details.
TRANSPORTATION
FASTEST DELIVERY TO CUSTOMERS
CUSTOMERS FEEDBACK
PAYMENT TERMS
To facilitate your payment, we offer a variety of options!
FAQ
1, About the lead time.
This depends on several factors, like Is the production schedule tight? Is there a corresponding model in stock, and is there enough of this model in stock? How many pcs of that model would be ordered?
Simply speaking, based on a 20′ GP container load:
If the model your Preferred is | Sufficient stock | Lead Time |
Regular models | YES | Within 7 days |
Regular models | NO | Within 30 days |
Non-regular model | NO | About 50 days |
For accurate estimate, please contact with our sale stuff. Thanks.
2, Minimum order quantity.
Even just ONE piece of bearing is ok for us.
3, If you don’t know which model is the right choice…
We would like to give you some advise if you like, according to the real situation and demand of your local market. Our purpose is to help you to get proper and right models for your customers, so that you would make a better sales and income finally.
4, Factory Inspection
We surely would welcome you or your representatives to come to our plants or working offices to take a good look and chat with our hardworking CZPT employees. Ask our sales stuff and she/he will arrange that for you.
OPTIONS OF SPECIFICATION AND STHangZhouRD
Subject | Symbol | Description |
Sealing & Sealing type | Z | Metal shield on 1 side. |
ZZ | Metal shields on both sides. | |
RS | Rubber seal on 1 side. | |
2RS | Rubber seals on both sides. | |
ZNR | Shield on 1 side, snap ring groove in the outer ring, with snap ring on the opposite side of the shield | |
2ZNR | Shield on both sides, snap ring groove in the outer ring, with snap ring | |
ZNBR | Shield on 1 side, snap ring groove in the outer ring, with snap ring on the same side as the shield | |
Vibration Velocity | V | Normal vibration level. Is not indicated as a standard. |
V1 | Lower vibration level than normal. | |
V2 | Lower vibration level than V1. | |
V3 | Lower vibration level than V2. | |
V4 | Lower vibration level than V3. | |
Tolerances | P0(ABEC1) | Bearings in standard tolerance |
P6(ABEC3) | Tighter tolerance than standard bearings | |
P5(ABEC5) | Tolerance tighter than P6 | |
P4(ABEC7) | Tolerance tighter than P5 | |
P2(ABEC9) | Tolerance tighter than P4 | |
Radial internal clearance | C1 | Smaller clearance than C2 |
C2 | Smaller clearance than CN | |
CN(C0) | Clearance than normal | |
C3 | Clearance larger than CN | |
C4 | Clearance larger than C3 | |
C5 | Clearance larger than C4 | |
Snap Ring Groove | N | Snap ring groove in the outer ring |
NR | Snap ring groove in the outer ring, with snap ring | |
N1 | One locating slot in 1 outer ring side face | |
R | Flanged outer ring | |
Other technical modifications | NR | Groove with inserted snap ring in outer ring. |
N | Snap ring groove in the outer ring. | |
SS | Stainless steel. |
Cage Materials | J | Pressed steel cages |
M | Solid brass cage | |
F | Solid cage made from steel or iron | |
Y | Pressed brass cages. | |
T | Laminated phenolic cages. | |
TN | Polyamide cages | |
TH | Glass-fiber reinforced phenolic resin cages. | |
TV | Polyamide cage | |
Cage Designs | P | Window-type cage |
H | Claw-type cage | |
A | Cage guided on the bearing outer ring | |
B | Cage-guided on the bearing inner ring | |
S | Cage with lubricating slots in the guiding surfaces | |
D | Carbonitriding cage | |
W | Welded cage | |
R | Riveted Cage | |
Cage Types | N/A | Claw-type cage |
Ribbon cage | ||
Crown cage | ||
Sunflower cage | ||
Tapered cage |
PRODUCT PARAMETERS
This tech sheet may not contain all or every piece of information you want to know. Please contact our sales staff to obtain or compare the information.
Designation | Boundary Dimension (mm) | Limiting Speed (rpm) | Load Rating (Kn) | Weight | ||||
Designation | Inner Diameter (d) |
Outside Diameter (D) |
Width (B) |
Grease Lubrication | Oil Lubrication | Dynamic Load (cr) |
Static Load (cor) |
Weight (kg) |
16002 | 15 | 32 | 8 | 19000 | 24000 | 5.6 | 2.8 | 0.571 |
16003 | 17 | 35 | 8 | 18000 | 22000 | 6 | 3.3 | 0.032 |
16004 | 20 | 42 | 8 | 18000 | 19000 | 7.9 | 4.5 | 0.05 |
16005 | 25 | 47 | 8 | 15000 | 18000 | 8.85 | 5.6 | 0.06 |
16006 | 30 | 55 | 9 | 13000 | 15000 | 11.2 | 7.35 | 0.085 |
16007 | 35 | 62 | 9 | 11000 | 13000 | 12.2 | 8.85 | 0.11 |
16008 | 40 | 68 | 9 | 9000 | 11000 | 12.6 | 9.6 | 0.125 |
16009 | 45 | 75 | 10 | 8000 | 10000 | 15.6 | 12.2 | 0.155 |
16571 | 50 | 80 | 10 | 8000 | 9500 | 16.1 | 13.1 | 0.166 |
16011 | 55 | 90 | 11 | 7000 | 8500 | 19.4 | 16.2 | 0.207 |
16012 | 60 | 95 | 11 | 6300 | 7500 | 19.9 | 17.5 | 0.224 |
16013 | 65 | 100 | 11 | 6000 | 7000 | 20.5 | 18.6 | 0.241 |
16014 | 70 | 110 | 13 | 5600 | 6700 | 27.9 | 25.0 | 0.386 |
16015 | 75 | 115 | 13 | 5300 | 6300 | 28.7 | 26.8 | 0.411 |
16016 | 80 | 125 | 14 | 5000 | 6000 | 33.1 | 31.4 | 0.539 |
16017 | 85 | 130 | 14 | 4500 | 5600 | 34 | 33.3 | 0.968 |
16018 | 90 | 140 | 16 | 4300 | 5300 | 41.5 | 39.3 | 0.671 |
16019 | 95 | 145 | 16 | 4000 | 5000 | 42.7 | 41.9 | 0.71 |
16571 | 100 | 150 | 16 | 3800 | 4800 | 43.8 | 44.3 | 0.74 |
16571 | 105 | 160 | 18 | 3600 | 4500 | 51.8 | 50.6 | 1 |
16571 | 110 | 170 | 19 | 3400 | 4300 | 57.4 | 56.7 | 1.27 |
16571 | 120 | 180 | 19 | 3000 | 3800 | 58.8 | 60.4 | 1.374 |
16026 | 130 | 200 | 22 | 2800 | 3600 | 79.7 | 79.2 | 1.868 |
16571 | 140 | 210 | 22 | 2400 | 3200 | 82.1 | 85 | 2 |
16030 | 150 | 225 | 24 | 2200 | 3000 | 91.9 | 98.5 | 2.638 |
16032 | 160 | 240 | 25 | 2000 | 2800 | 98.7 | 107 | 2.835 |
16034 | 170 | 260 | 28 | 1900 | 2600 | 118 | 130 | 4.157 |
16036 | 180 | 280 | 31 | 1800 | 2400 | 144 | 157 | 5.135 |
16038 | 190 | 290 | 31 | 1700 | 2200 | 149 | 168 | 5.429 |
16040 | 200 | 310 | 34 | 1800 | 2000 | 167 | 191 | 6.624 |
16044 | 220 | 340 | 37 | 1400 | 1800 | 181 | 216 | 9.285 |
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After-sales Service: | Yes |
---|---|
Warranty: | One Year |
Type: | Engine Bearing |
Material: | Chrome Steel |
Tolerance: | P5 |
Certification: | ISO9001 |
Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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Are there Specific Maintenance Practices to Ensure the Longevity of Ball Bearings?
Maintaining ball bearings is essential to ensure their longevity, reliable performance, and prevent premature failure. Proper maintenance practices can extend the lifespan of ball bearings and the equipment they are used in. Here are specific maintenance practices to consider:
- Regular Lubrication:
Implement a regular lubrication schedule using the appropriate lubricant for the application. Lubrication reduces friction, prevents wear, and helps dissipate heat. Follow manufacturer guidelines for lubricant type, quantity, and frequency.
- Clean Environment:
Keep the operating environment clean and free from contaminants. Dust, dirt, and debris can infiltrate bearings and cause damage. Use seals or shields to protect bearings from contaminants, especially in harsh environments.
- Proper Installation:
Ensure correct installation of bearings using proper tools and techniques. Improper installation can lead to misalignment, uneven load distribution, and premature wear. Follow manufacturer recommendations for installation procedures.
- Regular Inspections:
Perform routine visual inspections to check for signs of wear, damage, or contamination. Regular inspections can help identify issues early and prevent further damage. Pay attention to noise, vibration, and temperature changes.
- Temperature Monitoring:
Monitor bearing temperatures during operation using infrared thermometers or sensors. Abnormal temperature increases can indicate inadequate lubrication, misalignment, or other problems.
- Correct Handling:
Handle bearings with care to prevent damage during storage, transportation, and installation. Avoid dropping or subjecting them to impacts that can affect their internal components.
- Bearing Removal and Replacement:
Follow proper procedures when removing and replacing bearings. Use appropriate tools and techniques to avoid damage to the bearing or the surrounding components.
- Alignment Maintenance:
Maintain proper shaft and housing alignment to prevent excessive loads and wear on the bearing. Misalignment can lead to increased stress and premature failure.
- Training and Education:
Provide training to operators and maintenance personnel on proper bearing maintenance and handling practices. Educated personnel are more likely to identify issues and perform maintenance correctly.
- Documented Records:
Keep records of maintenance activities, inspections, lubrication schedules, and any issues encountered. This documentation helps track the bearing’s performance over time and informs future maintenance decisions.
By implementing these maintenance practices, you can ensure the longevity of ball bearings, minimize downtime, reduce operational costs, and maintain the reliability of the equipment they are a part of.
Are there any Industry Standards or Certifications that Ball Bearings should Meet?
Yes, there are several industry standards and certifications that ball bearings should meet to ensure their quality, performance, and reliability. These standards help manufacturers, engineers, and customers assess the suitability of bearings for specific applications. Some of the key standards and certifications for ball bearings include:
- ISO Standards:
The International Organization for Standardization (ISO) has developed a series of standards related to ball bearings. ISO 15 defines dimensions, boundary dimensions, and tolerances for radial bearings. ISO 281 specifies dynamic load ratings and calculation methods for bearings’ life calculations.
- ABEC (Annular Bearing Engineering Committee) Ratings:
ABEC ratings are commonly used in North America to indicate the precision and performance of ball bearings. Ratings range from ABEC 1 (lowest precision) to ABEC 9 (highest precision). However, it’s important to note that ABEC ratings focus primarily on dimensional tolerances and do not encompass all aspects of bearing quality.
- DIN Standards:
The German Institute for Standardization (Deutsches Institut für Normung, DIN) has published various standards related to ball bearings. DIN 625 covers dimensions for deep groove ball bearings, while DIN 616 provides guidelines for precision angular contact ball bearings.
- JIS (Japanese Industrial Standards):
JIS standards are used in Japan and internationally to define the characteristics and dimensions of various products, including ball bearings. JIS B 1512 outlines the classification and dimensions of rolling bearings.
- ASTM (American Society for Testing and Materials) Standards:
ASTM has standards that cover various aspects of bearing testing, performance, and materials. ASTM F2215, for instance, specifies the requirements for ball bearings used in surgical implants.
- CE Marking:
CE marking indicates that a product complies with European Union health, safety, and environmental requirements. It may be required for bearings used in machinery intended to be sold within the EU market.
- Industry-Specific Standards:
Various industries, such as aerospace, automotive, medical, and nuclear, have specific standards or certifications that bearings must meet to ensure safety, reliability, and compliance with industry-specific requirements.
- Quality Management Systems:
Manufacturers that adhere to quality management systems, such as ISO 9001, demonstrate their commitment to consistent product quality and customer satisfaction. Certification to these systems indicates that the manufacturing process follows established protocols and best practices.
When selecting ball bearings, it’s important to consider the relevant standards and certifications that align with the application’s requirements. This ensures that the bearings meet recognized quality and performance criteria, ultimately contributing to reliable and efficient operation.
How do Ball Bearings Differ from Other Types of Bearings like Roller Bearings?
Ball bearings and roller bearings are two common types of rolling-element bearings, each with distinct designs and characteristics. Here’s a comparison of ball bearings and roller bearings:
- Design:
Ball Bearings: Ball bearings use spherical balls to separate and reduce friction between the bearing’s inner and outer rings. The balls enable rolling motion and smooth contact, minimizing friction.
Roller Bearings: Roller bearings, as the name suggests, use cylindrical or tapered rollers instead of balls. These rollers have larger contact areas, distributing loads over a broader surface.
- Friction and Efficiency:
Ball Bearings: Due to the point contact between the balls and the rings, ball bearings have lower friction and are more efficient at high speeds.
Roller Bearings: Roller bearings have a larger contact area, resulting in slightly higher friction compared to ball bearings. They are more suitable for heavy-load applications where efficiency is prioritized over high speeds.
- Load Capacity:
Ball Bearings: Ball bearings excel at handling light to moderate loads in both radial and axial directions. They are commonly used in applications where smooth rotation and low friction are important.
Roller Bearings: Roller bearings have a higher load-carrying capacity than ball bearings. They can support heavier radial and axial loads and are preferred for applications with significant loads or impact forces.
- Variability:
Ball Bearings: Ball bearings come in various designs, including deep groove, angular contact, and thrust ball bearings, each suitable for different applications.
Roller Bearings: Roller bearings have diverse types, including cylindrical, spherical, tapered, and needle roller bearings, each optimized for specific load and motion requirements.
- Speed Capability:
Ball Bearings: The reduced friction in ball bearings makes them suitable for high-speed applications, such as electric motors and precision machinery.
Roller Bearings: Roller bearings can handle higher loads but are generally better suited for moderate to low speeds due to slightly higher friction.
- Applications:
Ball Bearings: Ball bearings are used in applications where smooth motion, low friction, and moderate loads are essential, such as electric fans, bicycles, and some automotive components.
Roller Bearings: Roller bearings find applications in heavy machinery, construction equipment, automotive transmissions, and conveyor systems, where heavier loads and durability are crucial.
In summary, ball bearings and roller bearings differ in their design, friction characteristics, load capacities, speed capabilities, and applications. The choice between them depends on the specific requirements of the machinery and the type of loads and forces involved.
editor by CX 2024-04-30