Bearing NO.
Cylindrical bore :NNU4168
Tapered bore :NNU4168K30
境界寸法（mm）
d :340
D :580
B/C :243
r 1.2min :5
r3.4min :5
基本定格荷重（kN）
Cr :4020
Cor :7500
Limiting speed(rpm)
Speed Ratings :950
Abutment and fillet dimensions(mm)
da max :392
Da max :560
ra max :4
rb max :4
重量（kg）
Refer :260
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