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

Dimension and Parameters

Bearing Numbers
Single row :7306A
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 :33500
Cor :20900
Basic load ratings(kgf)
Cr :3450
Cor :2130
Value
fo :13.6
Limiting Speed (rpm)
Grease :9000
Oil :12000
Distance of action point(mm)
a :24.2
Abutment and fillet dimensions
da(min) :37
Da(max) :65
ra(max) :1
Weight
(kg) :0.346
Basic load ratings(duplex bearing) (N)
Cr :54500
Cor :41500
Basic load ratings(duplex bearing) (kgf)
Cr :5600
Cor :4250
Limiting Speed(duplex bearing) (rpm)
Grease :7100
Oil :9500
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :48.4
face-to-face arrangement :10.4
Installation dimensions(duplex bearing)
db(min) :35
Db(max) :67
rb(max) :0.6