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