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

Dimension and Parameters

Designation :31310J2/QCL7C
Principal dimensions(mm)
d1 :50
D :110
B :29,25
Basic load ratings(KN)
dyc(Cr) :122
stc(Cor) :120
Pu :14,3
Speed ratings(rpm)
Speed Ratings :4500
Limiting Speed :6000
Weight(Kg) :1,20
ISO335 
Dimensions (ABMA) :7FB
Dimensions (mm)
d :50
d1~ :81,5
B :27
C :19
r1,2(min) :2,5
r3,4(min) :2
a :34
Abutment and fillet dimensions (mm)
da(max) :62
db(min) :60
Da(min) :87
Da(max) :100
Db(min) :104
Ca(min) :4
Cb(min) :10
ra(max) :2
rb(max) :2
Value
e :0,83
Y :0,72
Yo :0,4