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

Dimension and Parameters

Designation :30306J2/Q
Principal dimensions(mm)
d1 :30
D :72
B :20,75
Basic load ratings(KN)
dyc(Cr) :64
stc(Cor) :56
Pu :6,4
Speed ratings(rpm)
Speed Ratings :8000
Limiting Speed :10000
Weight(Kg) :0,39
ISO335 
Dimensions (ABMA) :2FB
Dimensions (mm)
d :30
d1~ :48,4
B :19
C :16
r1,2(min) :1,5
r3,4(min) :1,5
a :15
Abutment and fillet dimensions (mm)
da(max) :41
db(min) :37
Da(min) :62
Da(max) :65
Db(min) :66
Ca(min) :3
Cb(min) :4,5
ra(max) :1,5
rb(max) :1,5
Value
e :0,31
Y :1,9
Yo :1,1