Bearing NO.
Cylindrical bore :NNU3144
Tapered bore :-
境界寸法（mm）
d :220
D :370
B/C :120
r 1.2min :4
r3.4min :4
基本定格荷重（kN）
Cr :1050
Cor :1810
Limiting speed(rpm)
Speed Ratings :1500
Abutment and fillet dimensions(mm)
da max :241
Da max :346
ra max :3
rb max :3
重量（kg）
Refer :52.3
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