OEM Factory for Bicycle Front Wheel Bearings - 7312B-2RS Single Row Angular Contact Ball Bearing – CWL
OEM Factory for Bicycle Front Wheel Bearings - 7312B-2RS Single Row Angular Contact Ball Bearing – CWL Detail:
7312B-2RS Single Row Angular Contact Ball Bearing detail Specifications:
Metric series
Material : 52100 Chrome Steel
Construction : Single Row
Seal Type : 2RS , Sealed on both sides
Seal material : NRB
Lubricant : Great Wall Motor Bearing Grease2#,3#
Temperature Range : -20°to 120°C
Limiting Speed : 3650 rpm
Cage : Nylon cage or Steel cage
Cage Material : Polyamide (PA66) or Steel
Contact Angle : 40°
Weight : 1.71 kg
Main Dimensions:
Bore diameter (d) : 60 mm
Outer diameter (D) : 130 mm
Width (B) : 31 mm
Distance side face to pressure point (a) : 55 mm
Chamfer Dimension ( r) min. : 2.1 mm
Chamfer Dimension ( r1) min. : 1.1 mm
Dynamic load ratings (Cr) : 91.20 KN
Static load ratings (Cor) : 65.55 KN
ABUTMENT DIMENSIONS
Minimum diameter shaft shoulder (da) min. : 72 mm
Maximum diameter of housing shoulder (Da) max. : 118 mm
Maximum diameter of housing shoulder (Db) max. : 123 mm
Maximum fillet radius of shaft (ra) max. : 2.1 mm
Maximum fillet radius of housing (ra1) max. : 1.0 mm
Product detail pictures:
Related Product Guide:
The company keeps to the operation concept "scientific management, high quality and efficiency primacy, customer supreme for OEM Factory for Bicycle Front Wheel Bearings - 7312B-2RS Single Row Angular Contact Ball Bearing – CWL , The product will supply to all over the world, such as: Burundi, Tanzania, United States, So far our products have been exported to east Europe, the Middle East, Southeast, Africa and South America etc. We have 13years professional sales and purchase in Isuzu parts at home and abroad and the ownership of the modernized electronic Isuzu parts checking systems. We honor our core principal of Honesty in business, priority in service and will do our best to offer our customers with high quality products and excellent service.
This manufacturers not only respected our choice and requirements, but also gave us a lot of good suggestions, ultimately, we successfully completed the procurement tasks.










