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Manufactur standard Bike Ball Bearings - QJ224 Four point Angular Contact Ball Bearing – CWL

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Manufactur standard Bike Ball Bearings - QJ224 Four point Angular Contact Ball Bearing – CWL Detail:

Dimensions and Tolerances

Four point contact ball bearings with normal tolerance in accordance to DIN 620-2 (Tolerances for roller bearings) and ISO 492 (Radial bearings – Dimensional and geometrical tolerances).

Standards

The general dimensions of four point contact ball bearings are standardised by DIN 628-4 (Rolling bearings – Angular contact radial ball bearings – Four point contact bearing) for type QJ and based on the standard of TGL2982 for type Q. Dimensions and tolerances of the holding grooves are standardised by ISO 20515 (Radial bearings – holding grooves).

 

QJ224 detail Specifications

Main Dimensions
Bore diameter (d):120mm
Bore diameter Tolerance:-0.015mm to 0
Outer diameter (D): 215mm
Outer diameter Tolerance:-0.02mm to 0
Width (B): 40mm
Width Tolerance:-0.05mm to 0
Chamfer Dimension( r) min.:2.1mm

ABUTMENT DIMENSIONS
Abutment diameter shaft(da) min. :132mm
Abutment diameter housing(Da) Max. :203mm
Fillet radius(ras) Max.:2mm
Load center(a):96.5mm
Fatigue load limit(Cu):17.7KN
Dynamic load ratings(Cr): 286KN
Static load ratings(Cor): 340KN


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Manufactur standard Bike Ball Bearings - QJ224 Four point Angular Contact Ball Bearing – CWL detail pictures


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Our commission should be to provide our customers and consumers with ideal top quality and aggressive portable digital products for Manufactur standard Bike Ball Bearings - QJ224 Four point Angular Contact Ball Bearing – CWL , The product will supply to all over the world, such as: Sao Paulo, America, Marseille, We have the best products and professional sales and technical team.With the development of our company, we are able to provide customers best products, good technical support, perfect after-sales service.
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