Bearing NO.
Cylindrical bore :NNU4856
Tapered bore :NNU4856K
境界寸法（mm）
d :280
D :350
B/C :69
r 1.2min :2
r3.4min :2
基本定格荷重（kN）
Cr :445
Cor :1160
Limiting speed(rpm)
Speed Ratings :1700
Abutment and fillet dimensions(mm)
da max :298
Da max :340
ra max :2
rb max :2
重量（kg）
Refer :15.5
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