• d
  • D
  • B
  • 7300 Series
  • 7300 Series

Dimension and Parameters

Bearing Numbers
Single row :7306B
DB :7306DB
DF :7306DF
DT :7306DT
Principal dimensions(mm)
d :30
D :72
B :19
r(min) :1.1
r1(min) :0.6
Basic load ratings(N)
Cr :31000
Cor :19300
Basic load ratings(kgf)
Cr :3150
Cor :1960
Value
fo :14.2
Limiting Speed (rpm)
Grease :8000
Oil :11000
Distance of action point(mm)
a :30.9
Abutment and fillet dimensions
da(min) :37
Da(max) :65
ra(max) :1
Weight
(kg) :0.354
Basic load ratings(duplex bearing) (N)
Cr :50500
Cor :38500
Basic load ratings(duplex bearing) (kgf)
Cr :5150
Cor :3950
Limiting Speed(duplex bearing) (rpm)
Grease :6300
Oil :8500
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :61.8
face-to-face arrangement :23.8
Installation dimensions(duplex bearing)
db(min) :35
Db(max) :67
rb(max) :0.6