Designations :NJ 305 ECP
Principal dimensions(mm)
d :25
D :62
B :17
Basic load ratings(KN)
Cr :46.5
Cor :36.5
Fatigue load limit(r/min)
Pu :4.55
Speed ratings(r/min)
Reference speed :12 000
Limiting speed :15 000
Dimensions(mm)
d1≈ :38.1
D1≈ :50.15
F E :34
r1,2 :1.1
r3,4 :1.1
s :1.3
Abutment and fillet dimensions(mm)
da
min :31
da
max :32.5
db,Da
min :40
Da
max :54.9
ra
max :1
rb
max :–
Calculation factor
kr :0.15
Angle ring Designation :HJ 305 EC
Mass(kg) :0.025
Dimensions(mm)
B1 :4
B2 :7
Weight(kg) :0.24
