Part Number:
d:
D:
B:
  • 31300 Series Tapered Roller Bearing
  • 31300 Series Tapered Roller Bearing

Dimension and Parameters

Designation :31312J2/QCL7C
Principal dimensions(mm)
d1 :60
D :130
B :33,5
Basic load ratings(KN)
dyc(Cr) :166
stc(Cor) :166
Pu :20,4
Speed ratings(rpm)
Speed Ratings :3800
Limiting Speed :5300
Weight(Kg) :1,90
ISO335 
Dimensions (ABMA) :7FB
Dimensions (mm)
d :60
d1~ :95,9
B :31
C :22
r1,2(min) :3
r3,4(min) :2,5
a :39
Abutment and fillet dimensions (mm)
da(max) :74
db(min) :72
Da(min) :103
Da(max) :118
Db(min) :123
Ca(min) :5
Cb(min) :11,5
ra(max) :2,5
rb(max) :2
Value
e :0,83
Y :0,72
Yo :0,4