Bearing NO.
Cylindrical bore :NNU4122
Tapered bore :NNU4122K30
Boundary dimensions(mm)
디: :110
디: :180
B/C :69
r 1.2min :2
r3.4min :2
기본정격하중(kN)
크롬 :418
코르 :710
Limiting speed(rpm)
Speed Ratings :3200
Abutment and fillet dimensions(mm)
da max :125
Da max :170
ra max :2
rb max :2
무게(kg)
Refer :6.95