THB BEARINGS CO., LTD.
THB BEARINGS CO., LTD.
NA 6904

NA 6904 Machined Needle Roller Bearing

Specifications of NA 6904 Machined Needle Roller Bearing


DesignationsNA6904
Dimensions(mm)d20
D37
B30
C
r1,20.3
F25
Basic load ratings(KN)Basic load ratings (dynamic)(C)34,5
Basic load ratings (static)(C0)50,88
Fatigue load limit (Pu)6,42
Speed ratings(r/min)Speed ratings (Reference speed)15 000
Speed ratings (Limting speed)17 000
Mass(kg)0,14