Bearing NO.
Cylindrical bore :NNU4996
Tapered bore :NNU4996K
境界寸法（mm）
d :480
D :650
B/C :170
r 1.2min :5
r3.4min :5
基本定格荷重（kN）
Cr :2330
Cor :6100
Limiting speed(rpm)
Speed Ratings :1200
Abutment and fillet dimensions(mm)
da max :528
Da max :630
ra max :4
rb max :4
重量（kg）
Refer :160
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