Designations :NJ 307 ECP
Principal dimensions(mm)
d :35
D :80
B :21
Basic load ratings(KN)
Cr :75
Cor :63
Fatigue load limit(r/min)
Pu :8.15
Speed ratings(r/min)
Reference speed :9 500
Limiting speed :11 000
Dimensions(mm)
d1≈ :51
D1≈ :65.8
F E :46.2
r1,2 :1.5
r3,4 :1.1
s :1.2
Abutment and fillet dimensions(mm)
da
min :43
da
max :44
db,Da
min :53
Da
max :72.2
ra
max :1.5
rb
max :–
Calculation factor
kr :0.15
Angle ring Designation :HJ 307 EC
Mass(kg) :0.058
Dimensions(mm)
B1 :6
B2 :9.5
Weight(kg) :0.49
