Bearing NO.
Cylindrical bore :NNU4064
Tapered bore :NNU4064K
境界寸法（mm）
d :320
D :480
B/C :160
r 1.2min :4
r3.4min :4
基本定格荷重（kN）
Cr :2120
Cor :4300
Limiting speed(rpm)
Speed Ratings :1200
Abutment and fillet dimensions(mm)
da max :353
Da max :464
ra max :3
rb max :3
重量（kg）
Refer :100
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