Double row angular contact ball bearings   33..

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

3304

20

52

22.2

1.1

32

22.1

14.3

8500

12000

0.22