Product Description

Front and Rear Wheel Bearing Dac35650035zz Wheel Hub Bearing Dac356535zz

Wheel hub bearing is the main function of bearing and provide accurate CZPT to the rotation of the wheels, it was under axial load and bear radial load, is a very important component. Traditional car wheel with bearing is combined by 2 sets of tapered roller bearings or ball bearings, and the installation of the bearing, oil seal and clearance adjustment is carried out on the auto production line. This structure makes it in the car factory assembly difficulty, high cost and poor reliability, and when the car in pits maintenance, also need to clean, oil bearing and adjustment. Wheel hub bearing unit is in the standard angular contact ball bearings and tapered roller bearings, on the basis of it will be 2 sets of bearing as a whole, has the assembly clearance adjustment performance is good, can be omitted, light weight, compact structure, large load capacity, for the sealed bearing prior to loading, ellipsis external wheel grease seal and from maintenance etc, and has been widely used in cars, in a truck also has a tendency to gradually expand the application

Double row roller or ball wheel bearings, composed of 2 interior sets housed in 1 outer ring, can withstand large radial and axial loads in both directions.

They allow for rigid bearing arrangements and are suitable for bearing arrangements where rigid axial guidance is required.
The double row roller/ball wheel bearing allow for space saving applications and in many cases the bearing require no maintenance since it’s lubricated for life.

Widely used in Paper machines, conveyor equipment, rotary kilns, drums, tube mills, converters, large electrical machines,
 rail vehicles,the mining, metallurgical, chemical industry, agriculture, transportation and other machinery.
Production process 
1. CZPT machining of steel pipe;
2. The inner & outer ring grinding;
3. The precision work of inner ring & outer ring;
4. Bearing cleaning;
5. The Assembly of inner ring , outer ring , bearing balls & cage, etc;
6. Bearing inspection( precison, noise & vibration levels);
7. Packing: in box , then in carton, or as the customers’ request…

        (mm) ()
d1 D   C
DAC25525716 565592     25 52 20.6 20.6 0.19
DAC25520037 156704     25 52 37 37 0.31
DAC25520042   617546A 25BWD01 25 52 42 42 0.36
DAC25520043 546467/576467 BT2B445539AA   25 52 43 43 0.36
DAC25550043       25 55 43 43 0.44
DAC25560032 445979 BAH5000   25 56 32 32 0.34
DAC29530037 857123AB     29 53 37 37 0.35
DAC30600037       30 60 37 37 0.42
DAC30600337 529891AB BA2B633313CA 30BWD07 30 60.3 37 37 0.42
DAC30600337 545312/581736 434201B/VKBA1307 30BWD07 30 60.3 37 37 0.42
DAC34620037 531910/561447 BAHB311316B/3 0571 4   34 62 37 37 0.41
DAC34640034   VKBA1382 34BWD03/ACA78 34 64 34 34 0.43
DAC34640037 532066DE 605214/VKBA1306 34BWD04/BCA70 34 64 37 37 0.47
DAC34640037 540466B/8571 BA2B3 0571 6 34BWD11 34 64 37 37 0.47
DAC34660037 559529/580400CA 636114A/479399 34BWD10B 34 66 37 37 0.5
DAC35640037   BAH0042   35 64 35 35 0.4
DAC35650035 546238A BA2B443952/445620B   35 65 35 35 0.4
DAC35650037     35BWD19E 35 65 37 37 0.51
DAC35660032   445980A/BAH-5001A   35 66 32 32 0.42
DAC35660033   633676/BAH-0015   35 66 33 33 0.43
DAC35660037 544307C/581571A 311309/BAH-571   35 66 37 37 0.48
DAC35680037 430042C 633528F/633295B 35BWD21(4RS) 35 68 37 37 0.52
DAC35680037 541153A/549676 BAH0031   35 68 37 37 0.52
DAC35720033 548083 BA2B445535AE XGB 4571 35 72 33 33 0.58
DAC35720033 548033 456162/44762B XGB 4571 35 72 33 33 0.58
DAC3572571   BAHB633669/BAH0013   35 72.04 33 33 0.58
DAC35725713/31 562686 VKBA1343 35BWD06ACA111 35 72.02 33 31 0.54
DAC35720034 54 0571 /548376A VKBA857 35BWD01C 35 72 34 34 0.58
DAC35770042   VKBA3763   34.99 77.04 42 42 0.86
DAC37720033   BAH0051B   37 72 33 33 0.51
DAC37720037   BAH0012AM5S   37 72 37 37 0.59
DAC37725717 527631 633571CB   37 72.02 37 37 0.59
DAC37740045 541521C 35715A 37BWD01B 37 74 45 45 0.79
DAC38700037 ZFRTBRGHOO37 BAHB636193C   38 70 37 37 0.56
DAC38700038   686908A 38BWD31CA53 38 70 38 38 0.57
DAC38710033/30   FW135 38BWD09ACA120 37.99 71.02 33 30 0.5
DAC38710039 574795A VKBA3929 30BWD22 37.99 71 39 39 0.62
DAC38720036/33     30BWD12 38 72 36 33  
DAC38720040 575069B VKBA1377   38 72 40 40 0.63
DAC38730040   VKBA3245 38BWD26E 38 73 40 40 0.67
DAC38740036/33 574795A DAD3874368W 38BWD01ACA121 38 74 36 33 0.

Specifications
Wheel hub Bearings
1. High quality and competitive price
2. Excellent in craftsmanship
3. Low noise and long life

Company information:

Guanxian Xinyan Pillow Block Bearing Co.,ltd. is based in ZheJiang (CHINA) since 2011 and is 1 of the biggest authorized manufactures and exporters of bearing. We’ve been dedicated to provide all types of hiigh quality bearings to OEM, Retailers and traders throughout international market since the moment established. Pillow block bearings, bearings housing,insert bearings and deep groove ball bearings are all we specialized. We are also developing nonstandard bearings as per the drawings from customers. 
Up to now, we have exported our goods to Italy, Brazil, Argentina, Poland, India, Pakistan, Bangladesh,Thailand etc. First class service, efficient delivery methods, the most competitive quality-price ratio, we dedicated to provide you quality brand bearings. Sincerely welcome new and old customers visit and build cooperation.


 
Packing :
Single box + cartons + pallets or as your requirements.

Shipping:

By Air  / By Sea /By Express

a. For small weight or Urgent, goods will be delivery   

     by Express DHL/FedEX/UPS/TNT/EMS
 b.For max production,goods will be shipped by sea/by air.
c.According to your requirements

Why choose BXY?
Quality, loyalty and service is our faith!
Deemed continuous improvement as our permanent pursuits.
Q1.: How many the MOQ of your company?
A1.: Our company MOQ is 1pcs.

Q2.: Could you accept OEM and customize?
A2.:YES, we can customize for you according to sample or drawing.

Q3.: Could you supply sample for free?
A3.: Yes, we can supply sample for free, but need our customer afford freight.

Q4. : Does your factory have CE?
A4.: Yes, we have ISO 9001:2008, and SASO. If you want other CE, we can do for you.

Q5.: Is it your company is factory or Trade Company?
 A5.: We have our own factory; our type is factory + trade.

Q6.:  What time the guarantee of your bearing quality guarantee period:?
A6.: 6 months ,Customer need supply photos and send bearing back.

Q7.: Could you tell me the payment term of your company can accept?
A7.: T/T, Western Union, PayPal, T/T, L/C

Q8.: Could you tell me the delivery time of your goods?
A8.: 7-15 days , mostly base on your order quantity  

If  you have any problems pls feel free to contact with me, thank you.
Contact  Tracy
 

 

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Material: Bearing Steel
Hardness: 60-62
Clearance: C0, C1, C2, C3
Vibration: Z1V1, Z2V2, Z3V3
Certisificate: Is09000-2008
Tolerance: ABEC-3, ABEC-5, ABEC-7
Customization:
Available

|

Customized Request

ball bearing

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.

ball bearing

What Precautions should be taken to Prevent Contamination of Ball Bearings in Industrial Settings?

Preventing contamination of ball bearings is essential to ensure their proper function, longevity, and overall performance in industrial settings. Contaminants such as dust, dirt, debris, and particles can significantly impact bearing operation. Here are important precautions to take to prevent contamination of ball bearings:

  • Effective Sealing:

Choose ball bearings with appropriate seals or shields to prevent the ingress of contaminants. Seals provide a physical barrier against dust, moisture, and particles, ensuring the bearing’s interior remains clean.

  • Clean Environment:

Maintain a clean working environment around the machinery and equipment. Regularly clean the surrounding areas to prevent the accumulation of dirt and debris that could enter the bearings.

  • Proper Handling:

Handle bearings with clean hands and use gloves if necessary. Avoid touching the bearing surfaces with bare hands, as natural skin oils can transfer contaminants onto the bearing.

  • Clean Tools and Equipment:

Use clean tools and equipment during installation and maintenance to prevent introducing contaminants. Ensure that tools are properly cleaned before coming into contact with the bearing components.

  • Contamination-Controlled Workstations:

Establish contamination-controlled workstations for bearing handling, installation, and maintenance. These areas should have proper ventilation, filtered air, and minimal exposure to external contaminants.

  • Proper Lubrication:

Use the correct lubricant in appropriate quantities. Lubricants help create a barrier against contaminants and reduce friction. Regularly inspect and replenish lubrication to maintain its effectiveness.

  • Regular Inspections:

Implement a routine inspection schedule to monitor the condition of the bearings. Look for signs of contamination, wear, and damage. Address any issues promptly to prevent further damage.

  • Training and Education:

Train personnel on proper handling, installation, and maintenance practices to minimize the risk of contamination. Educated employees are more likely to take precautions and prevent accidental contamination.

  • Environmental Controls:

In sensitive environments, such as clean rooms or medical facilities, implement strict environmental controls to minimize the presence of contaminants that could affect bearing performance.

  • Regular Cleaning and Maintenance:

Perform regular cleaning and maintenance of machinery and equipment to prevent the buildup of contaminants. Keep bearings protected during maintenance to prevent debris from entering during the process.

  • Selection of Suitable Bearings:

Choose bearings that are specifically designed for the application’s environmental conditions. Some bearings have advanced sealing options or specialized coatings that enhance contamination resistance.

By implementing these precautions, industries can significantly reduce the risk of contamination in ball bearings, ensuring smooth operation, extended bearing life, and enhanced equipment reliability.

ball bearing

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.

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editor by CX 2024-05-14

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