Bearing NO.
Cylindrical bore :NN3124
Tapered bore :NN3124K
境界寸法（mm）
d :120
D :200
B/C :62
r 1.2min :2
r3.4min :2
基本定格荷重（kN）
Cr :355
Cor :550
Limiting speed(rpm)
Speed Ratings :3000
Abutment and fillet dimensions(mm)
da max :132
Da max :167
ra max :2
rb max :2
重量（kg）
Refer :7.72
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