双列圆柱滚子轴承

双列圆柱滚子轴承

规格与参数

Bearing NO.
Cylindrical bore :NNU49/1180
Tapered bore :NNU49/1180K
Boundary dimensions(mm)
d :1180
D :1540
B/C :355
r 1.2min :7.5
r3.4min :7.5
Basic load ratings(kN)
Cr :11900
Cor :36000
Limiting speed(rpm)
Speed Ratings :260
Abutment and fillet dimensions(mm)
da max :1270
Da max :1507
ra max :6
rb max :6
Weight (kg)
Refer :1650