Bearing NO.
Cylindrical bore :NNU4072
Tapered bore :NNU4072K
Boundary dimensions(mm)
디: :360
디: :540
B/C :180
r 1.2min :5
r3.4min :5
기본정격하중(kN)
크롬 :2530
코르 :5450
Limiting speed(rpm)
Speed Ratings :1100
Abutment and fillet dimensions(mm)
da max :397
Da max :520
ra max :4
rb max :4
무게(kg)
Refer :140