Bearing NO.
Cylindrical bore :NNU3128
Tapered bore :-
境界寸法（mm）
d :140
D :225
B/C :68
r 1.2min :2.1
r3.4min :2.1
基本定格荷重（kN）
Cr :400
Cor :650
Limiting speed(rpm)
Speed Ratings :2600
Abutment and fillet dimensions(mm)
da max :155
Da max :209
ra max :2
rb max :2
重量（kg）
Refer :10.3
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