Single-row Cylindrical Roller Bearings

Single-row Cylindrical Roller Bearings

Dimension and Parameters

Bearing NO.
New :NF220M
Old :12220
Boundary dimensions(mm)
d :100
D :180
B :34
r 1.2min :2.1
r3、4min :2.1
Fw :
Ew :160
Basic load ratings(kN)
Cr :190
Cor :260
Limiting speed(rpm)
Grease :3200
Oil :3800
Abutment and fillet dimensions(mm)
da min :114
db min :
Da max :
Db max :166
ra max :2
rb max :2
Weight (kg)
Refer :3.55