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QJ321

Four-Point-Contact Ball Bearings

Four-Point-Contact Ball Bearings

Product Information

Designations

QJ321

Boundary Dimensions

d	105	mm
D	225	mm
B	49	mm
r (min.）	3	mm

Basic Load Ratings

C_r	335000	N	Basic dynamic load rating
C_0r	640000	N	Basic static load rating

Speeds

Grease	2400	min-1
Oil	3200	min-1

Dimensions

a0

115.5

mm

Abutment and Fillet Dimensions

da (min.)	119	mm
Da(max.)	211	mm
ra (max.)	2.5	mm

Calculation factors

Additional information

Mass

(approx.)

10.5

kg