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雙列圓柱滾子軸承

雙列圓柱滾子軸承

規格與參數

Bearing NO.
Cylindrical bore :NN3924
Tapered bore :NN3924K
Boundary dimensions(mm)
d :120
D :165
B/C :34
r?1.2min :1.1
r3.4min :1.1
Basic load ratings(kN)
Cr :138
Cor :251
Limiting speed(rpm)
Speed Ratings :5300
Abutment and fillet dimensions(mm)
da max :130
Da max :155
ra max :1
rb max :1
Weight (kg)
Refer :2.02