THB BEARINGS CO., LTD.
THB BEARINGS CO., LTD.
NA 4901

NA 4901 Machined Needle Roller Bearing

Specifications of NA 4901 Machined Needle Roller Bearing


DesignationsNA4901
Dimensions(mm)d12
D24
B13
C–
r1,20.3
F14
Basic load ratings(KN)Basic load ratings (dynamic)(C)9,7
Basic load ratings (static)(C0)11,71
Fatigue load limit (Pu)1,43
Speed ratings(r/min)Speed ratings (Reference speed)22 000
Speed ratings (Limting speed)26 000
Mass(kg)0,026