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Basic Info.
Model NO.
42450-52060
Type
Roller
Material
Chrome Steel Gcr15
Tolerance
P6
Certification
ISO9001
Lubrication
Grease or Oil
Feature
Long Life / Durable / Low Voice
Stock Qty
Rich /Great Supplying Ability
After Service
Within 24 Hours Response
Main Market
Global
Delivery Method
Air, Sea, Express
Precision Rating
P0 P6 P5 P4 P2
Structure
Spherical/Cylindrical/Deep Groove/Angular Contact
Transport Package
Industrial or Single Box as Request
Specification
standard
Trademark
DOKING
Origin
China
HS Code
84821090
Production Capacity
2000000/Year
Packaging & Delivery
Package Size
30.00cm * 20.00cm * 25.00cm
Package Gross Weight
7.000kg
Product Description
Its basic design structure is similar to that of a general double-row angular contact ball bearing, consisting of an inner ring, an outer ring, two rows of rolling elements, and a cage. The inner ring is closely fitted to the shaft and rotates together with it, while the outer ring is installed on a relatively fixed component. The design of the double-row rolling elements gives it a strong capacity, which is greater than that of a single-row bearing, and can withstand larger radial loads and bidirectional axial loads simultaneously. When the vehicle is in motion, the wheels will be subjected to various forces from the road surface. The bearing's such bearing capacity characteristic can effectively cope with the radial impact caused by uneven road surfaces and the axial forces generated during vehicle turning, acceleration, and braking.
In terms of the contact angle, although the specific degree is not specified, it is generally known that the contact angle of a double-row angular contact ball bearing enables the bearing to ingeniously convert part of the force into axial force when bearing radial loads, thereby enhancing the axial bearing capacity. Reasonable contact angle design allows the 42450-52060 bearing to maintain a stable operating state under the complex force conditions of the vehicle.
From the perspective of protection and cage configuration, although specific information about this model bearing in this regard has not been found, by referring to similar bearings, it is speculated that it may be equipped with a dust cover or sealing device to prevent dust, impurities, etc. from entering the interior, avoiding wear on the rolling elements and raceways, and thus extending the bearing's service life. At the same time, it should have a well-designed cage to ensure that the two rows of rolling elements maintain an appropriate distance during operation, reducing mutual collision and friction, and improving the smoothness and accuracy of rotation.
In practical applications, the 42450-52060 bearing, with its excellent comprehensive performance, ensures the stable rotation of the rear wheels during driving, reduces the probability of faults, and provides strong support for the safety and comfortable driving of the vehicle. Its performance directly affects the vehicle's handling, driving stability, and passenger experience, and is an indispensable important component in the vehicle's hub unit. In terms of type, it belongs to a double-row angular contact ball bearing, which has unique design and performance advantages.
Its basic design structure is similar to that of a general double-row angular contact ball bearing, consisting of an inner ring, an outer ring, two rows of rolling elements, and a cage. The inner ring is closely fitted to the shaft and rotates together with it, while the outer ring is installed on a relatively fixed component. The design of the double-row rolling elements gives it a strong capacity, which is greater than that of a single-row bearing, and can withstand larger radial loads and bidirectional axial loads simultaneously. When the vehicle is in motion, the wheels will be subjected to various forces from the road surface. The bearing's such bearing capacity characteristic can effectively cope with the radial impact caused by uneven road surfaces and the axial forces generated during vehicle turning, acceleration, and braking.
In terms of the contact angle, although the specific degree is not specified, it is generally known that the contact angle of a double-row angular contact ball bearing enables the bearing to ingeniously convert part of the force into axial force when bearing radial loads, thereby enhancing the axial bearing capacity. A reasonable contact angle design allows the 42450-52060 bearing to maintain a stable operating state under the complex force conditions of the vehicle.
Regarding protection and cage configuration, although specific information about this model bearing in this aspect has not been found, by referring to similar bearings, it is speculated that it may be equipped with a dust cover or sealing device to prevent dust, impurities, etc. from entering the interior, avoiding wear on the rolling elements and raceways, and thus extending the bearing's service life. At the same time, it should have a well-designed cage to ensure that the two rows of rolling elements maintain an appropriate distance during operation, reducing mutual collision and friction, and improving the smoothness and accuracy of rotation.
In practical applications, the 42450-52060 bearing, with its excellent comprehensive performance, ensures the stable rotation of the rear wheels during driving, reduces the probability of faults, and provides strong support for the safety and comfortable driving of the vehicle. Its performance directly affects the vehicle's handling, driving stability, and passenger experience, and is an indispensable important component in the vehicle's wheel hub unit.













| Bearing No. | GERMANY | SWEDEN | JAPAN | Dimension(mm) | kg | |||
| d1 | D | B | C | |||||
| DAC255200206 | 565592 | 25 | 52 | 20.6 | 20.6 | 0.19 | ||
| DAC25520037 | 156704 | 25 | 52 | 37 | 37 | 0.31 | ||
| DAC25520042 | 25 | 52 | 42 | 42 | 0.36 | |||
| DAC25520043 | 546467/576467 | 25 | 52 | 43 | 43 | 0.36 | ||
| DAC25550043 | 617546A | 25BWD01 | 25 | 55 | 43 | 43 | 0.44 | |
| DAC25560032 | 445979 | BT2B445539AA | 25 | 56 | 32 | 32 | 0.34 | |
| DAC29530037 | 801023AB | 29 | 53 | 37 | 37 | 0.35 | ||
| DAC30600037 | BAH5000 | 30 | 60 | 37 | 37 | 0.42 | ||
| DAC30600337 | 529891AB | 30 | 60.3 | 37 | 37 | 0.42 | ||
| DAC30600337 | 545312/581736 | 30 | 60.3 | 37 | 37 | 0.42 | ||
| DAC34620037 | 531910/561447 | BA2B633313CA | 30BWD07 | 34 | 62 | 37 | 37 | 0.41 |
| DAC34640034 | 434201B/VKBA1307 | 30BWD07 | 34 | 64 | 34 | 34 | 0.43 | |
| DAC34640037 | 532066DE | BAHB311316B/309724 | 34 | 64 | 37 | 37 | 0.47 | |
| DAC34640037 | 540466B/805231 | VKBA1382 | 34BWD03/ACA78 | 34 | 64 | 37 | 37 | 0.47 |
| DAC34660037 | 559529/580400CA | 605214/VKBA1306 | 34BWD04/BCA70 | 34 | 66 | 37 | 37 | 0.5 |
| DAC35640037 | BA2B309726 | 34BWD11 | 35 | 64 | 35 | 35 | 0.4 | |
| DAC35650035 | 546238A | 636114A/479399 | 34BWD10B | 35 | 65 | 35 | 35 | 0.4 |
| DAC35650037 | BAH0042 | 35 | 65 | 37 | 37 | 0.51 | ||
| DAC35660032 | BA2B443952/445620B | 35 | 66 | 32 | 32 | 0.42 | ||
| DAC35660033 | 35BWD19E | 35 | 66 | 33 | 33 | 0.43 | ||
| DAC35660037 | 544307C/581010A | 445980A/BAH-5001A | 35 | 66 | 37 | 37 | 0.48 | |
| DAC35680037 | 430042C | 633676/BAH-0015 | 35 | 68 | 37 | 37 | 0.52 | |
| DAC35680037 | 541153A/549676 | 311309/BAH-0023 | 35 | 68 | 37 | 37 | 0.52 | |
| DAC35720033 | 548083 | 633528F/633295B | 35BWD21(4RS) | 35 | 72 | 33 | 33 | 0.58 |
| DAC35720033 | 548033 | BAH0031 | 35 | 72 | 33 | 33 | 0.58 | |
| DAC35720433 | BA2B445535AE | XGB 40714 | 35 | 72.04 | 33 | 33 | 0.58 | |
| DAC35720233/31 | 562686 | 456162/44762B | XGB 40714 | 35 | 72.02 | 33 | 31 | 0.54 |
| DAC35720034 | 540763/548376A | BAHB633669/BAH0013 | 35 | 72 | 34 | 34 | 0.58 | |
| DAC35770042 | VKBA1343 | 35BWD06ACA111 | 34.99 | 77.04 | 42 | 42 | 0.86 | |
| DAC37720033 | VKBA857 | 35BWD01C | 37 | 72 | 33 | 33 | 0.51 | |
| DAC37720037 | VKBA3763 | 37 | 72 | 37 | 37 | 0.59 | ||
| DAC37720237 | 527631 | BAH0051B | 37 | 72.02 | 37 | 37 | 0.59 | |
| DAC37740045 | 541521C | BAH0012AM5S | 37 | 74 | 45 | 45 | 0.79 | |
| DAC38700037 | ZFRTBRGHOO37 | 633028CB | 38 | 70 | 37 | 37 | 0.56 | |
| DAC38700038 | 309945A | 37BWD01B | 38 | 70 | 38 | 38 | 0.57 | |
| DAC38710033/30 | BAHB636193C | 37.99 | 71.02 | 33 | 30 | 0.5 | ||
| DAC38710039 | 574795A | 686908A | 38BWD31CA53 | 37.99 | 71 | 39 | 39 | 0.62 |
| DAC38720036/33 | FW135 | 38BWD09ACA120 | 38 | 72 | 36 | 33 | ||
| DAC38720040 | 575069B | VKBA3929 | 30BWD22 | 38 | 72 | 40 | 40 | 0.63 |
| DAC38730040 | 30BWD12 | 38 | 73 | 40 | 40 | 0.67 | ||
| DAC38740036/33 | 574795A | VKBA1377 | 38 | 74 | 36 | 33 | 0.61 | |













