25-year production experience

d:
D:
B:
31300 Series

31300 Series

Dimension and Parameters

Bearing No. :31311J2/QCL7C
Dimensions (mm)
d1 :55
D :120
B :31,5
Basic Load Rating(KN)
Cr :140
Cor :137
Pu :16,6
Rotation Speed(rpm)
Speed Grade :4300
Speed Limit :5600
Weight (Kg) :1,55
ISO335?
Dimensions (ABMA) :7FB
Dimensions?(mm)
d :55
d1~ :88,4
B :29
C :21
r1,2(min) :2,5
r3,4(min) :2
a :37
Installation Dimensions(mm)
da(max) :68
db(min) :65
Da(min) :94
Da(max) :112
Db(min) :113
Ca(min) :4
Cb(min) :10,5
ra(max) :2
rb(max) :2
Value
e :0,83
Y :0,72
Yo :0,4