THB BEARINGS CO., LTD.
THB BEARINGS CO., LTD.
NA 4928

NA 4928 Machined Needle Roller Bearing

Specifications of NA 4928 Machined Needle Roller Bearing


DesignationsNA4928
Dimensions(mm)d140
D190
B50
C–
r1,21.5
F160
Basic load ratings(KN)Basic load ratings (dynamic)(C)198,9
Basic load ratings (static)(C0)499,8
Fatigue load limit (Pu)54,7
Speed ratings(r/min)Speed ratings (Reference speed)2 400
Speed ratings (Limting speed)2 800
Mass(kg)4,15