Part Number:
d:
D:
B:

Single Row Cylindrical Roller Bearings

image/20240712/1720778161.png
image/20240712/1720778161.png
image/20240712/1720778161.png
Single Row Cylindrical Roller Bearings

Dimension and Parameters

Bearing NO.
New :NJ28/530
Old :20428/530
Boundary dimensions(mm)
d :530
D :650
B :72
r 1.2min :3
r3、4min :3
Fw :560.5
Ew :
Basic load ratings(kN)
Cr :1170
Cor :2750
Limiting speed(rpm)
Grease :750
Oil :900
Abutment and fillet dimensions(mm)
da min :
db min :544
Da max :636
Db max :
ra max :2.5
rb max :2.5
Weight (kg)
Refer :52