Single row deep groove ball bearings   63..-2RS

Bearing number

Dimensions
（mm）

Mounting dimensions
（mm）

Basic load ratings
(KN)

Limiting Speed
(r/min)

Mass
(kg)

TCB

d

D

B

rmin

damin

Damax

ramax

Cr

Cor

Grease

Oil

 6311-2RS

55

120

29

2.0

66

109

2

71.6

44.8

3600

1.390