Part Number:
d:
D:
B:
  • 30300 Series Tapered Roller Bearing
  • 30300 Series Tapered Roller Bearing

Dimension and Parameters

Designation :30312J2/Q
Principal dimensions(mm)
d1 :60
D :130
B :33,5
Basic load ratings(KN)
dyc(Cr) :168
stc(Cor) :196
Pu :23,6
Speed ratings(rpm)
Speed Ratings :4000
Limiting Speed :5300
Weight(Kg) :1,95
ISO335 
Dimensions (ABMA) :2FB
Dimensions (mm)
d :60
d1~ :91,9
B :31
C :26
r1,2(min) :3
r3,4(min) :2,5
a :26
Abutment and fillet dimensions (mm)
da(max) :77
db(min) :72
Da(min) :112
Da(max) :118
Db(min) :120
Ca(min) :5
Cb(min) :7,5
ra(max) :2,5
rb(max) :2
Value
e :0,35
Y :1,7
Yo :0,9