Bearing NO.
Cylindrical bore :NNU4040X2
Tapered bore :-
境界寸法（mm）
d :200
D :310
B/C :115
r 1.2min :2.1
r3.4min :2.1
基本定格荷重（kN）
Cr :1010
Cor :1860
Limiting speed(rpm)
Speed Ratings :2000
Abutment and fillet dimensions(mm)
da max :225
Da max :299
ra max :2
rb max :2
重量（kg）
Refer :31.5
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