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

Dimension and Parameters

Designation :30308J2/Q
Principal dimensions(mm)
d1 :40
D :90
B :25,25
Basic load ratings(KN)
dyc(Cr) :100
stc(Cor) :95
Pu :10,8
Speed ratings(rpm)
Speed Ratings :6300
Limiting Speed :8000
Weight(Kg) :0,72
ISO335 
Dimensions (ABMA) :2FB
Dimensions (mm)
d :40
d1~ :62,5
B :23
C :20
r1,2(min) :2
r3,4(min) :1,5
a :19
Abutment and fillet dimensions (mm)
da(max) :53
db(min) :49
Da(min) :77
Da(max) :81
Db(min) :82
Ca(min) :3
Cb(min) :5
ra(max) :2
rb(max) :1,5
Value
e :0,35
Y :1,7
Yo :0,9