Four-point contact ball bearings   QJ 2

Bearing number

Dimensions
（mm）

Basic load ratings (KN)

Limiting speed (r/min)

Mass (Kg)

TCB

d

D

B

r min

a

Cr

Cor

Grease

Oil

QJ210

50

90

20

1.1

49

61.8

56.0

5600

7500

0.59