THB BEARINGS CO., LTD.
THB BEARINGS CO., LTD.
NA 4906

NA 4906 Machined Needle Roller Bearing

Specifications of NA 4906 Machined Needle Roller Bearing


DesignationsNA4906
Dimensions(mm)d30
D47
B17
C–
r1,20.3
F47
Basic load ratings(KN)Basic load ratings (dynamic)(C)25
Basic load ratings (static)(C0)37,4
Fatigue load limit (Pu)4,6
Speed ratings(r/min)Speed ratings (Reference speed)11 000
Speed ratings (Limting speed)13 000
Mass(kg)0,1