Bearing NO.
New :NJ221M
Old :42221
Boundary dimensions(mm)
d :105
D :190
B :36
r?1.2min :2.1
r3、4min :2.1
Fw :126.8
Ew :
Basic load ratings(kN)
Cr :210
Cor :290
Limiting speed(rpm)
Grease :3000
Oil :3600
Abutment and fillet dimensions(mm)
da min :
db min :121
Da max :179
Db max :
ra max :2
rb max :2
Weight (kg)
Refer :4.34
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