主要尺寸及性能数据
d
|
9 mm
|
D
|
30 mm
|
B
|
10 mm
|
Cr
|
4.36 rpm
|
Cor
|
2.32 rpm
|
Fatigue load
|
0.1 pu
|
Reference speed
|
60000 rpm
|
limit speed
|
36000 rpm
|
Type
|
Deep groove ball bearing
|
W 639 deep groove ball bearing can be used in gearboxes, instruments and meters, motors, household appliances, internal combustion engines, traffic vehicles, agricultural machinery, construction machinery, engineering machinery, roller skates, yo yo, etc
