Bearing NO.
Cylindrical bore :NNU48/850
Tapered bore :-
境界寸法（mm）
d :850
D :1030
B/C :180
r 1.2min :5
r3.4min :5
基本定格荷重（kN）
Cr :3400
Cor :11400
Limiting speed(rpm)
Speed Ratings :370
Abutment and fillet dimensions(mm)
da max :888
Da max :989
ra max :4
rb max :4
重量（kg）
Refer :310
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