Designations :NU 1968 ECMA
Principal dimensions(mm)
d :340
D :460
B :56
Basic load ratings(KN)
Cr :682
Cor :1 200
Fatigue load limit(r/min)
Pu :108
Speed ratings(r/min)
Reference speed :1 400
Limiting speed :1 900
Dimensions(mm)
d1≈ :–
D1≈ :421
F E :370
r1,2 :3
r3,4 :3
s :1.8
Abutment and fillet dimensions(mm)
da
min :353
da
max :365
db,Da
min :374
Da
max :447
ra
max :2.5
rb
max :2.5
Calculation factor
kr :0.07
Angle ring Designation :–
Mass(kg) :–
Dimensions(mm)
B1 :–
B2 :–
Weight(kg) :27.5
