Bearing NO.
Cylindrical bore :NN3992
Tapered bore :NN3992K
境界寸法（mm）
d :460
D :620
B/C :118
r 1.2min :4
r3.4min :4
基本定格荷重（kN）
Cr :1610
Cor :3700
Limiting speed(rpm)
Speed Ratings :1200
Abutment and fillet dimensions(mm)
da max :486
Da max :591
ra max :3
rb max :3
重量（kg）
Refer :94.5
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