THB BEARINGS CO., LTD.
THB BEARINGS CO., LTD.
NA 4907

NA 4907 Machined Needle Roller Bearing

Specifications of NA 4907 Machined Needle Roller Bearing


DesignationsNA4907
Dimensions(mm)d35
D55
B20
C
r1,20.6
F42
Basic load ratings(KN)Basic load ratings (dynamic)(C)31,3
Basic load ratings (static)(C0)51,8
Fatigue load limit (Pu)6,6
Speed ratings(r/min)Speed ratings (Reference speed)9 500
Speed ratings (Limting speed)11 000
Mass(kg)0,17