Part Number:
d:
D:
B:
  • Single Row Cylindrical Roller Bearing
  • Single Row Cylindrical Roller Bearing
  • Single Row Cylindrical Roller Bearing
  • Single Row Cylindrical Roller Bearing
  • Single Row Cylindrical Roller Bearing

Dimension and Parameters

Designations :N 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≈ :
F E :115
r1,2 :2.1
r3,4 :2.1
s :2.1
Abutment and fillet dimensions(mm)
da
min :72
da
max :113
db,Da
min :118
Da
max :119
ra
max :2
rb
max :2
Calculation factor
kr :0.12
Angle ring Designation :
Mass(kg) :
Dimensions(mm)
B1 :
B2 :
Weight(kg) :1.75