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QJ221

Four-Point-Contact Ball Bearings

Four-Point-Contact Ball Bearings

Product Information

Designations

QJ221

Boundary Dimensions

d	105	mm
D	190	mm
B	36	mm
r (min.）	2.1	mm

Basic Load Ratings

C_r	239000	N	Basic dynamic load rating
C_0r	435000	N	Basic static load rating

Speeds

Grease	2600	min-1
Oil	3600	min-1

Dimensions

a0

103.3

mm

Abutment and Fillet Dimensions

da (min.)	117	mm
Da(max.)	178	mm
ra (max.)	2	mm

Calculation factors

Additional information

Mass

(approx.)

4.7

kg