Double-row Cylindrical Roller Bearings

Double-row Cylindrical Roller Bearings

Dimension and Parameters

Bearing NO.
Cylindrical bore :NN3156
Tapered bore :NN3156K
Boundary dimensions(mm)
d :280
D :460
B/C :146
r 1.2min :5
r3.4min :5
Basic load ratings(kN)
Cr :1520
Cor :2790
Limiting speed(rpm)
Speed Ratings :1200
Abutment and fillet dimensions(mm)
da max :306
Da max :431
ra max :4
rb max :4
Weight (kg)
Refer :95.7