Bearing NO.
Cylindrical bore :NNU48/630
Tapered bore :-
境界寸法（mm）
d :630
D :780
B/C :150
r 1.2min :4
r3.4min :4
基本定格荷重（kN）
Cr :2290
Cor :7000
Limiting speed(rpm)
Speed Ratings :800
Abutment and fillet dimensions(mm)
da max :659
Da max :748
ra max :3
rb max :3
重量（kg）
Refer :160
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