THB BEARINGS CO., LTD.
THB BEARINGS CO., LTD.
NA 6909

NA 6909 Machined Needle Roller Bearing

Specifications of NA 6909 Machined Needle Roller Bearing


DesignationsNA6909
Dimensions(mm)d45
D68
B40
C–
r1,20.6
F52
Basic load ratings(KN)Basic load ratings (dynamic)(C)69
Basic load ratings (static)(C0)132,9
Fatigue load limit (Pu)16,7
Speed ratings(r/min)Speed ratings (Reference speed)7 500
Speed ratings (Limting speed)8 500
Mass(kg)0,5