THB BEARINGS CO., LTD.
THB BEARINGS CO., LTD.
NA 4905

NA 4905 Machined Needle Roller Bearing

Specifications of NA 4905 Machined Needle Roller Bearing


DesignationsNA4905
Dimensions(mm)d25
D42
B17
C–
r1,20.3
F30
Basic load ratings(KN)Basic load ratings (dynamic)(C)23,72
Basic load ratings (static)(C0)33,12
Fatigue load limit (Pu)4,07
Speed ratings(r/min)Speed ratings (Reference speed)13 000
Speed ratings (Limting speed)15 000
Mass(kg)0,088