THB BEARINGS CO., LTD.
THB BEARINGS CO., LTD.
NA 4838

NA 4838 Machined Needle Roller Bearing

Specifications of NA 4838 Machined Needle Roller Bearing


DesignationsNA4838
Dimensions(mm)d190
D240
B50
C
r1,21.5
F210
Basic load ratings(KN)Basic load ratings (dynamic)(C)213,4
Basic load ratings (static)(C0)695,8
Fatigue load limit (Pu)70,6
Speed ratings(r/min)Speed ratings (Reference speed)1 900
Speed ratings (Limting speed)2 200
Mass(kg)5,55