Double-row Cylindrical Roller Bearings

Double-row Cylindrical Roller Bearings

Dimension and Parameters

Bearing NO.
Cylindrical bore :NN3052
Tapered bore :NN3052K
Boundary dimensions(mm)
d :260
D :400
B/C :104
r 1.2min :4
r3.4min :4
Basic load ratings(kN)
Cr :1030
Cor :1920
Limiting speed(rpm)
Speed Ratings :2200
Abutment and fillet dimensions(mm)
da max :282
Da max :376
ra max :3
rb max :3
Weight (kg)
Refer :47.7