Double-row Cylindrical Roller Bearings

Double-row Cylindrical Roller Bearings

Dimension and Parameters

Bearing NO.
Cylindrical bore :NNU4860
Tapered bore :NNU4860K
Boundary dimensions(mm)
d :300
D :380
B/C :80
r 1.2min :2.1
r3.4min :2.1
Basic load ratings(kN)
Cr :583
Cor :1560
Limiting speed(rpm)
Speed Ratings :1600
Abutment and fillet dimensions(mm)
da max :320
Da max :369
ra max :2
rb max :2
Weight (kg)
Refer :22