Designations :NU 264 ECM
Principal dimensions(mm)
d :320
D :580
B :92
Basic load ratings(KN)
Cr :1 830
Cor :2 750
Fatigue load limit(r/min)
Pu :232
Speed ratings(r/min)
Reference speed :1 000
Limiting speed :1 200
Dimensions(mm)
d1≈ :–
D1≈ :494
F E :392
r1,2 :5
r3,4 :5
s :4.8
Abutment and fillet dimensions(mm)
da
min :338
da
max :386
db,Da
min :394
Da
max :562
ra
max :4
rb
max :4
Calculation factor
kr :0.13
Angle ring Designation :–
Mass(kg) :–
Dimensions(mm)
B1 :–
B2 :–
Weight(kg) :115
