Bearing NO.
Cylindrical bore :NN4048
Tapered bore :NN4048K
境界寸法（mm）
d :240
D :360
B/C :118
r 1.2min :3
r3.4min :3
基本定格荷重（kN）
Cr :1240
Cor :2600
Limiting speed(rpm)
Speed Ratings :2400
Abutment and fillet dimensions(mm)
da max :259
Da max :340
ra max :2.5
rb max :2.5
重量（kg）
Refer :39.3
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