Designations :NU 252 MA
Principal dimensions(mm)
d :260
D :480
B :80
Basic load ratings(KN)
Cr :1 170
Cor :1 700
Fatigue load limit(r/min)
Pu :150
Speed ratings(r/min)
Reference speed :1 400
Limiting speed :2 000
Dimensions(mm)
d1≈ :–
D1≈ :397
F E :320
r1,2 :5
r3,4 :5
s :3.4
Abutment and fillet dimensions(mm)
da
min :280
da
max :313
db,Da
min :324
Da
max :460
ra
max :4
rb
max :4
Calculation factor
kr :0.15
Angle ring Designation :–
Mass(kg) :–
Dimensions(mm)
B1 :–
B2 :–
Weight(kg) :68.5
