Bearing NO.
Cylindrical bore :NNU4056
Tapered bore :NNU4056K
Boundary dimensions(mm)
디: :280
디: :420
B/C :140
r 1.2min :4
r3.4min :4
기본정격하중(kN)
크롬 :1650
코르 :3150
Limiting speed(rpm)
Speed Ratings :1400
Abutment and fillet dimensions(mm)
da max :309
Da max :404
ra max :3
rb max :3
무게(kg)
Refer :66.5