Designations :NJ 312 ECP
Principal dimensions(mm)
d :60
D :130
B :31
Basic load ratings(KN)
Cr :173
Cor :160
Fatigue load limit(r/min)
Pu :21.2
Speed ratings(r/min)
Reference speed :5 600
Limiting speed :6 700
Dimensions(mm)
d1≈ :84.3
D1≈ :108.5
F E :77
r1,2 :2.1
r3,4 :2.1
s :2.1
Abutment and fillet dimensions(mm)
da
min :72
da
max :74
db,Da
min :87
Da
max :118.1
ra
max :2
rb
max :–
Calculation factor
kr :0.15
Angle ring Designation :HJ 312 EC
Mass(kg) :0.23
Dimensions(mm)
B1 :9
B2 :14.5
Weight(kg) :1.85
