Product Description

UMZ Bearing ,The main function of hub bearing is to carry weight and provide precise guidance for the rotation of the hub. It can bear both axial load and radial load, which is a very important component.
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.

Name: Dac3565 Bt2b445620b Vkba3496 445620bb GB12438s01 /R155.32 Vkba1413 356535 Auto Wheel Bearing
Model  No. Dac3565 Bt2b445620b Vkba3496 445620bb GB12438s01 /R155.32 Vkba1413 356535
Type: Auto Wheel Hub Bearing
Weight: Standard weight
Specifications: Standard size 
Material: Chrome steel GCR-15
Ball: G10,G16
Rolling body: Ball Or Roller 

UMZ Model NO. Dimension mm SEAL REMARKS APPLICATION
Bearing Designation d D B C
DAC25520037 25 52 37 37 D O RENAULT,PEUGEOT,CITROEN
DAC25520043 25 52 43 43 D O RENAULT,PEUGEOT,CITROEN
DAC25550043 25 55 43 43 D O RENAULT
DAC28580042 28 58 42 42 A.D O CHANGHE
DAC28610042 28 61 42 425 E TOYOTA
DAC3050571 30 50 20 20 D o
DAC30540571 30 54 24 24 D o
DAC3 0571 030/25 30 55 30 25 E 0
DAC30600037 30 60 3 37 C,D   FIAT,LADA,LXIHU (WEST LAKE) DIS.A,SEAT,VOLVO
DAC30600337 30 60.03 37 37 D FIAT,LADA,LXIHU (WEST LAKE) DIS.A,SEAT,VOLVO
DAC30620032 30 62 32 32 D  
DAC30640042 30 6 42 42 D o
DAC32720045 32 72 45 45 E
DAC34620037 34 62 37 37 D OA AUDI,VOLKSWAGEN,CHRYSRLE
DAC34640037 34 64 37 37 A,C,D 0A LADA.OPEL,VOLKSWAGEN,BEDFORD
DAC34660037 34 66 37 37 C 0 OPEL,VAUXHALL,ACCORD(HONDA)
DAC35640037 35 64 37 37 C 0A XIALI.DAILHASTU
DAC35650037 35 65 35 35 A,B,D,F O RENAULT
DAC35660033 35 66 33 33 D 0 FIAT
DAC35660037 35 66 37 37 A.C O VOLKSWAGEN
DAC35680037 35 68 3 37 A,B,C O FIAT,LXIHU (WEST LAKE) DIS.A,SEAT,VOLVO,ZAST A VA
DAC35685713/30 35 68.02 33 30 E 0 NISSAN
DAC35720033 35 72 33 33 A,B O CITREON,PEUGEOT
DAC35720034 35 72 34 34 A,B SUZUKI
DAC35725713/31 35 72.02 33 31 E o
DAC36680033 3 68 33 33 D.E SUZUKI
DAC37720037 37 72 37 37 A,B,C 0 FIAT,FORD,LXIHU (WEST LAKE) DIS.A,RENAULT,CHRYSTRLE
DAC37725717 37 72.02 37 37 A.B.C O
DAC372571 37 72.04 37 37 A.B.C O
DAC37740045 37 74 45 5 D 0 BMW,OPEL,FORD
DAC38700037 38 70 37 37 A,B 0
DAC38700038 38 70 38 38 A,B O XIALI.CHARDE
DAC387410033/30 38 71 33 30 E TOYOTA
DAC38710039 38 71 39 39 D 0
DAC38720040 38 72 40 40 D O HONDA
DAC38725716/33 37.99 72.02 36 33 E HONDA.ROVER
DAC38730040 38 73 40 40 D o
DAC38740036/33 38 74 36 33 E OA TOYOTA,NISSAN
DAC38745716/33 37.99 74.02 36 33 E TOYOTA
DAC38740050 38 74 50 50 D o NISSAN
DAC38740450 38 74.04 50 50 D o NISSAN
DAC39680037 39 68 37 37 A,C,D OA VOLKSWAGEN,FORD,SANTANA,AUDI
DAC39680637 39 68.06 37 37 A.C.D 0A VOLKSWAGEN.FORD,AUDI
DAC3968571 39 68.07 37 37 A,C,D OA VOLKSWAGEN,FORD,AUDI,CHRYSRIE
DAC39720037 39 72 37 37 A,B,C 0 BMW,OPEL,FORD,BEDFORD,VAUXHALL

UMZ Bearing-ZheJiang HangZhou Precision Bearing Co., Ltd. has the most advanced production equipment and perfect testing instruments. Tapered Roller Bearing, Auto wheel Bearing, Deep Groove Ball Bearing,Pillow Block Bearing,Cylindrical Roller Bearing are our main product which is strictly followed with the ISO9001 Quality Management System Standard and IATF16949 Quality Standard. The company has registered trademark “UMZ”. The products have been sold to all over the world and have replaced some of the imported products. What’s more, The products have been exported to more than 20 countries and the areas, such as the USA,Italy,Mexico,Russia,Brazil,Spain and Middle-east,etc., which is Deeply Prided by new and old customers.
                                                                 
                                                      
Assembly Workshop
                                                                              Test Workhouse 
The company has complete detection means, measure and improve the means of detection means,online detection and performance of finished bearings. Have life test machine, grease leakage temperature rise test, cleanliness measuring device, roundness instrument, curvature tester, roughness tester, liquid gap tester, vibration instrument and various bearing special inspection instrument the key of high precision instruments such as CZPT instrument, roundness instrument etc. are from Britain, Japan and other countries to introduce merit, not only the formation of the strict product quality inspection system, and fully capable of independent research and Analysis on the bearing performance indexes.

Q:What’s your after-sales service and warranty?
A: We promise to bear the following responsibilities when defective products were found:
1.12 months warranty from the first day of receiving goods;
2. Replacements would be sent with goods of your next order;
3. Refund for defective products if customers require.

Q:Do you accept ODM&OEM orders?
A: Yes, we provide ODM&OEM services to worldwide customers, we also customize OEM box and packing as your requirements.

Q:What’s the MOQ?
A: MOQ is 10pcs for standardized products; for customized products, MOQ should be negotiated in advance. There is no MOQ for sample orders.

Q:How long is the lead time?
A: The lead time for sample orders is 3-5 days, for bulk orders is 5-15 days.

Q:Do you offer free samples? 
A: Yes we offer free samples to distributors and wholesalers, however customers should bear freight. We DO NOT offer free samples to end users. 

Q:How to place order?
A: 1. Email us the model, brand and quantity,shipping way of bearings and we will quote our best price for you; 
2. Proforma Invoice made and sent to you as the price agreed by both parts; 
3. Deposit Payment after confirming the PI and we arrange production; 
4. Balance paid before shipment or after copy of Bill of Loading

Contact Angle: It Is Changed
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Load Direction: Radial and Thrust
Material: Chrome Steel Gcr15

###

Samples:
US$ 0.1/Set
1 Set(Min.Order)

|
Request Sample

###

Customization:

###

Name: Dac35650035 DAC356535 443952 Bt2b445620b Vkba3496 445620bb GB12438s01 /R155.32 Vkba1413 356535 Auto Wheel Bearing
Model  No. Dac35650035 DAC356535 443952 Bt2b445620b Vkba3496 445620bb GB12438s01 /R155.32 Vkba1413 356535
Type: Auto Wheel Hub Bearing
Weight: Standard weight
Specifications: Standard size 
Material: Chrome steel GCR-15
Ball: G10,G16
Rolling body: Ball Or Roller 

###

UMZ Model NO. Dimension mm SEAL REMARKS APPLICATION
Bearing Designation d D B C
DAC25520037 25 52 37 37 D O RENAULT,PEUGEOT,CITROEN
DAC25520043 25 52 43 43 D O RENAULT,PEUGEOT,CITROEN
DAC25550043 25 55 43 43 D O RENAULT
DAC28580042 28 58 42 42 A.D O CHANGHE
DAC28610042 28 61 42 425 E TOYOTA
DAC30500020 30 50 20 20 D o
DAC30540024 30 54 24 24 D o
DAC30550030/25 30 55 30 25 E 0
DAC30600037 30 60 3 37 C,D   FIAT,LADA,LANCIA,SEAT,VOLVO
DAC30600337 30 60.03 37 37 D FIAT,LADA,LANCIA,SEAT,VOLVO
DAC30620032 30 62 32 32 D  
DAC30640042 30 6 42 42 D o
DAC32720045 32 72 45 45 E
DAC34620037 34 62 37 37 D OA AUDI,VOLKSWAGEN,CHRYSRLE
DAC34640037 34 64 37 37 A,C,D 0A LADA.OPEL,VOLKSWAGEN,BEDFORD
DAC34660037 34 66 37 37 C 0 OPEL,VAUXHALL,ACCORD(HONDA)
DAC35640037 35 64 37 37 C 0A XIALI.DAILHASTU
DAC35650037 35 65 35 35 A,B,D,F O RENAULT
DAC35660033 35 66 33 33 D 0 FIAT
DAC35660037 35 66 37 37 A.C O VOLKSWAGEN
DAC35680037 35 68 3 37 A,B,C O FIAT,LANCIA,SEAT,VOLVO,ZAST A VA
DAC35680233/30 35 68.02 33 30 E 0 NISSAN
DAC35720033 35 72 33 33 A,B O CITREON,PEUGEOT
DAC35720034 35 72 34 34 A,B SUZUKI
DAC35720233/31 35 72.02 33 31 E o
DAC36680033 3 68 33 33 D.E SUZUKI
DAC37720037 37 72 37 37 A,B,C 0 FIAT,FORD,LANCIA,RENAULT,CHRYSTRLE
DAC37720237 37 72.02 37 37 A.B.C O
DAC3720437 37 72.04 37 37 A.B.C O
DAC37740045 37 74 45 5 D 0 BMW,OPEL,FORD
DAC38700037 38 70 37 37 A,B 0
DAC38700038 38 70 38 38 A,B O XIALI.CHARDE
DAC387410033/30 38 71 33 30 E TOYOTA
DAC38710039 38 71 39 39 D 0
DAC38720040 38 72 40 40 D O HONDA
DAC38720236/33 37.99 72.02 36 33 E HONDA.ROVER
DAC38730040 38 73 40 40 D o
DAC38740036/33 38 74 36 33 E OA TOYOTA,NISSAN
DAC38740236/33 37.99 74.02 36 33 E TOYOTA
DAC38740050 38 74 50 50 D o NISSAN
DAC38740450 38 74.04 50 50 D o NISSAN
DAC39680037 39 68 37 37 A,C,D OA VOLKSWAGEN,FORD,SANTANA,AUDI
DAC39680637 39 68.06 37 37 A.C.D 0A VOLKSWAGEN.FORD,AUDI
DAC39680737 39 68.07 37 37 A,C,D OA VOLKSWAGEN,FORD,AUDI,CHRYSRIE
DAC39720037 39 72 37 37 A,B,C 0 BMW,OPEL,FORD,BEDFORD,VAUXHALL
Contact Angle: It Is Changed
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Load Direction: Radial and Thrust
Material: Chrome Steel Gcr15

###

Samples:
US$ 0.1/Set
1 Set(Min.Order)

|
Request Sample

###

Customization:

###

Name: Dac35650035 DAC356535 443952 Bt2b445620b Vkba3496 445620bb GB12438s01 /R155.32 Vkba1413 356535 Auto Wheel Bearing
Model  No. Dac35650035 DAC356535 443952 Bt2b445620b Vkba3496 445620bb GB12438s01 /R155.32 Vkba1413 356535
Type: Auto Wheel Hub Bearing
Weight: Standard weight
Specifications: Standard size 
Material: Chrome steel GCR-15
Ball: G10,G16
Rolling body: Ball Or Roller 

###

UMZ Model NO. Dimension mm SEAL REMARKS APPLICATION
Bearing Designation d D B C
DAC25520037 25 52 37 37 D O RENAULT,PEUGEOT,CITROEN
DAC25520043 25 52 43 43 D O RENAULT,PEUGEOT,CITROEN
DAC25550043 25 55 43 43 D O RENAULT
DAC28580042 28 58 42 42 A.D O CHANGHE
DAC28610042 28 61 42 425 E TOYOTA
DAC30500020 30 50 20 20 D o
DAC30540024 30 54 24 24 D o
DAC30550030/25 30 55 30 25 E 0
DAC30600037 30 60 3 37 C,D   FIAT,LADA,LANCIA,SEAT,VOLVO
DAC30600337 30 60.03 37 37 D FIAT,LADA,LANCIA,SEAT,VOLVO
DAC30620032 30 62 32 32 D  
DAC30640042 30 6 42 42 D o
DAC32720045 32 72 45 45 E
DAC34620037 34 62 37 37 D OA AUDI,VOLKSWAGEN,CHRYSRLE
DAC34640037 34 64 37 37 A,C,D 0A LADA.OPEL,VOLKSWAGEN,BEDFORD
DAC34660037 34 66 37 37 C 0 OPEL,VAUXHALL,ACCORD(HONDA)
DAC35640037 35 64 37 37 C 0A XIALI.DAILHASTU
DAC35650037 35 65 35 35 A,B,D,F O RENAULT
DAC35660033 35 66 33 33 D 0 FIAT
DAC35660037 35 66 37 37 A.C O VOLKSWAGEN
DAC35680037 35 68 3 37 A,B,C O FIAT,LANCIA,SEAT,VOLVO,ZAST A VA
DAC35680233/30 35 68.02 33 30 E 0 NISSAN
DAC35720033 35 72 33 33 A,B O CITREON,PEUGEOT
DAC35720034 35 72 34 34 A,B SUZUKI
DAC35720233/31 35 72.02 33 31 E o
DAC36680033 3 68 33 33 D.E SUZUKI
DAC37720037 37 72 37 37 A,B,C 0 FIAT,FORD,LANCIA,RENAULT,CHRYSTRLE
DAC37720237 37 72.02 37 37 A.B.C O
DAC3720437 37 72.04 37 37 A.B.C O
DAC37740045 37 74 45 5 D 0 BMW,OPEL,FORD
DAC38700037 38 70 37 37 A,B 0
DAC38700038 38 70 38 38 A,B O XIALI.CHARDE
DAC387410033/30 38 71 33 30 E TOYOTA
DAC38710039 38 71 39 39 D 0
DAC38720040 38 72 40 40 D O HONDA
DAC38720236/33 37.99 72.02 36 33 E HONDA.ROVER
DAC38730040 38 73 40 40 D o
DAC38740036/33 38 74 36 33 E OA TOYOTA,NISSAN
DAC38740236/33 37.99 74.02 36 33 E TOYOTA
DAC38740050 38 74 50 50 D o NISSAN
DAC38740450 38 74.04 50 50 D o NISSAN
DAC39680037 39 68 37 37 A,C,D OA VOLKSWAGEN,FORD,SANTANA,AUDI
DAC39680637 39 68.06 37 37 A.C.D 0A VOLKSWAGEN.FORD,AUDI
DAC39680737 39 68.07 37 37 A,C,D OA VOLKSWAGEN,FORD,AUDI,CHRYSRIE
DAC39720037 39 72 37 37 A,B,C 0 BMW,OPEL,FORD,BEDFORD,VAUXHALL

Advantages of Ball Bearings

What is a ball bearing? A ball bearing is a type of rolling-element bearing that utilizes balls to maintain separation between two bearing races. Its contact angle between the balls and the races helps it reduce friction between the loads. There are several advantages to ball bearings, including their ability to withstand water. Read on to learn more. Here are a few of the benefits. You can use them in your daily life, from your car to your boat.

Ball bearings reduce friction between loads

Ball bearings reduce friction between loads by constraining the relative motion between moving parts. These bearings consist of a ring of small metal balls that reduce friction between moving objects. The name “ball bearing” is derived from the verb “to bear.” The lubricant within the bearing reduces friction between moving particles. In a machine, ball bearings reduce friction between moving parts and improve linear motion around a fixed axis.
These bearings are commonly used to reduce friction between loads in rotating machines. They have two tracks, one fixed to the rotating part and one stationary. The rolling balls of a ball bearing have lower friction than flat surfaces. Because of this, they are useful for bar stool bearings. They reduce friction between surfaces and maintain the separation between bearing races. Hence, minimal surface contact is possible. Ball bearings have the potential to increase the life of machines and reduce energy consumption.
Ball bearings can be as small as a wrist watch or as large as an industrial motor. They function the same way, reducing friction between loads. Among their many uses, ball bearings are essential for everyday operations. Clocks, air conditioners, fans, and automobile axles all use ball bearings. In fact, anything that uses a motor requires ball bearings. It’s no wonder they’re gaining popularity in industries and everyday life.
bearing

They support radial and axial loads

Radial ball bearings are used primarily for radial loads, but they also have a capacity for axial load. This load capacity is usually given as a percentage of the radial load rating. Axial load capacity is generally greater for a bearing with a larger difference between the inner and outer ring diameters. The axial load capacity is also affected by the bearing’s raceway depth, with shallow raceways being more suitable for heavier axial loads.
The two main types of axial and radial loads are defined by their orientation. Axial loads apply forces in one direction while radial loads act on the opposite direction. In both cases, the bearing must support the forces that are imposed. Axial loads apply forces to a bearing in a single direction, while radial loads apply forces in both directions. Regardless of the type of load, axial and radial loads should be considered when selecting a bearing for a given application.
Angular and radial ball bearings differ in their materials. Radial ball bearings are made largely of through-hardened materials. They typically have a Rockwell hardness rating of 58 Rc. The raceways and balls of these bearings are made of 440C stainless steel. They may also contain shields and seals. SAE 52100 steel is the most common material for the raceway, while molybdenum steels are excellent for high temperatures.

They have a contact angle between the balls and the races

When comparing axial load bearings with their radial counterparts, the angular contact angle is more important. Axial load bearings, have a contact angle between the balls and the races of 35 degrees. They are suitable for axial loads and a limited radial load. The contact angle of these bearings is a result of the shape of the inner and outer rings. Each rolling element comes into contact with the inner and outer rings only at one point, forming a 30 degree angle with the radial plane. The radial force of the axial load on these bearings is therefore increased by increasing the contact angle between the balls and the races.
This contact angle determines the amount of friction between the balls and the races, and allows angular contact bearings to withstand heavy radial and thrust loads. In addition, the larger the contact angle, the greater the axial load support. Angular contact bearings come in standard imperial (inch) and metric (mm) sizes. The angular contact angle is determined by the free radial play value and the curvature of the inner track.

They are water-resistant

In addition to their water-resistant qualities, corrosion-resistant ball bearings can also protect against the damaging effects of corrosive environments. Generally, standard metals, such as steel, are susceptible to rust, which can significantly reduce their performance and extend the life of parts. However, plastics, stainless steel, and ceramics can provide corrosion-resistant ball bearings. And because these materials are much more durable, they offer other advantages, such as being easy to maintain.
Among the advantages of plastic ball bearings is their high resistance to extreme temperatures, high speeds, and corrosion. Depending on their construction, plastic bearings are often able to resist corrosion and anti-static properties. They’re lightweight and inexpensive compared to steel ball bearings. CZPT Sales Corporation was established in 1987 with a modest turnover of four lacs. As of the last financial year, it has grown to 500 lacs in sales.
Other advantages of water-resistant ball bearings include corrosion resistance, which is a key consideration in many applications. While stainless steel is highly corrosion-resistant, it decreases the bearing’s load-carrying capacity. Also, corrosion-resistant deep groove ball bearings are usually made with a specified internal clearance, which absorbs loss in clearance during mounting and shaft expansion. This factor affects their performance, and if these are compromised, a replacement may be necessary.
bearing

They are tough

A few things make ball bearings tough: they’re made of real materials, which means that they have inherent imperfections. Grade-1 balls are made especially for high-stress applications, such as Formula One engines. Grade-3 balls, on the other hand, strike the perfect balance between performance and cost. Ceramic balls, for example, are made to spin at a high rate of 400 RPM, and they’re finished with a mirror finish.
A steel carbon ball bearing is one of the toughest forms of ball bearings available. The material is incredibly strong, but the contact between the balls isn’t the best. Low-carbon steel is best for linear shafting and is usually coated with a polymer to prevent damage. Steel ball bearings with moderate amounts of carbon are tough, durable, and water-resistant. They’re ideal for gears, but their high-carbon steel counterparts are particularly tough and can resist corrosion.
A ceramic ball bearing is another option. This type has steel inner and outer rings but ceramic balls. Ceramic balls can withstand higher temperatures than steel and are also electrically insulating. Ceramic ball bearings also tend to be lighter and are more resistant to wear and tear. They’re also ideal for applications in which grease is not an option, such as in space shuttles. Despite the fact that ceramic ball bearings are tough, they’re still cheaper than steel ball bearings.

They are conductive

You may have heard the term “ball bearing” if you’ve studied introductory physics. What does that mean? Essentially, ball bearings are conductive because of their ability to conduct electricity. This ability is reflected in the charge distribution on the surface of the ball. Positive charges are drawn toward the positive plate, while negative charges are drawn away from the positively charged ball bearing. You may have even seen a ball bearing in action.
However, despite their conductive nature, ball bearings can still become damaged by electrical discharge. A higher voltage can cause the balls to pit, and the raceways to become uneven. These uneven surfaces will first show up as excessive noise, and eventually cause the bearing to malfunction. Fortunately, engineers have found a way to counter this problem: conductive grease. This grease enables current to flow through the ball bearing, preventing both heat and voltage buildup.
The difference between steel and ceramic ball bearings is their density. Steel bearings are more conductive than glass or hybrid ceramics. Steel ball bearings have an even grain structure and are conductive for resonance flow. When moving fast, the air surrounding the steel ball bearing carries resonance from the inner ring to the outer. This makes them ideal for high-speed resonance transfer. In addition to being conductive, glass microbeads are harder and lighter than steel.
bearing

They are used in pulley systems

Pulley systems use ball bearings to move the sprocket, which is a wheel that rotates. These bearings are installed on the center mounting hole of the pulley wheel. They protect the entire system from heat, while allowing higher speed and smooth operation. They distribute the weight of the load evenly, minimizing friction and wobbling, and ensure a smooth rotation. Ball bearings are typically made from steel and are installed inside the pulley wheel.
The moment of inertia and bearing friction are measured to within ten percent accuracy. These two variables affect the speed of the pulley system, which can lead to crashes if the weight holders are not balanced. Therefore, ball bearings are used to minimize the chance of such crashes. When you want to know more about ball bearings in pulley systems, here are the advantages they provide.
Another benefit of ball bearings in pulley systems is that they have lower friction than their solid counterparts. In order to reduce friction, however, ball bearings must be made of good materials. Some of the common ball materials are high-quality plastics and stainless steel. Good materials and clever block design are essential to minimizing friction. If you are planning to use ball bearings in your pulley system, check out the following tips and make sure you are choosing the right one for your application.
China Dac35650035 Dac356535 443952 Bt2b445620b Vkba3496 445620bb GB12438s01 /R155.32 Vkba1413 356535 Auto Wheel Hub Ball Bearing for SKF Snr     bearing driverChina Dac35650035 Dac356535 443952 Bt2b445620b Vkba3496 445620bb GB12438s01 /R155.32 Vkba1413 356535 Auto Wheel Hub Ball Bearing for SKF Snr     bearing driver
editor by czh 2022-11-29