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