THB BEARINGS CO., LTD.
THB BEARINGS CO., LTD.
NA 4920

NA 4920 Machined Needle Roller Bearing

Specifications of NA 4920 Machined Needle Roller Bearing


DesignationsNA4920
Dimensions(mm)d100
D140
B40
C
r1,21.1
F115
Basic load ratings(KN)Basic load ratings (dynamic)(C)122,5
Basic load ratings (static)(C0)271,6
Fatigue load limit (Pu)33,3
Speed ratings(r/min)Speed ratings (Reference speed)3 400
Speed ratings (Limting speed)4 000
Mass(kg)1,9