Bearing NO.
Cylindrical bore :NN4044
Tapered bore :NN4044K
境界寸法（mm）
d :220
D :340
B/C :118
r 1.2min :3
r3.4min :3
基本定格荷重（kN）
Cr :1190
Cor :2400
Limiting speed(rpm)
Speed Ratings :2600
Abutment and fillet dimensions(mm)
da max :238
Da max :320
ra max :2.5
rb max :2.5
重量（kg）
Refer :39.8
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