20-year production experience

d:
D:
B:
7300 Series

7300 Series

Dimension and Parameters

Bearing Numbers
Single row :7320A
DB :7320DB
DF :7320DF
DT :7320DT
Principal dimensions(mm)
d :100
D :215
B :47
r(min) :3
r1(min) :1.1
Basic load ratings(N)
Cr :207000
Cor :193000
Basic load ratings(kgf)
Cr :21100
Cor :19700
Value
fo :14
Limiting Speed (rpm)
Grease :2800
Oil :3800
Distance of action point(mm)
a :69
Abutment and fillet dimensions
da(min) :114
Da(max) :201
ra(max) :2.5
Weight
(kg) :7.29
Basic load ratings(duplex bearing) (N)
Cr :335000
Cor :385000
Basic load ratings(duplex bearing) (kgf)
Cr :34500
Cor :39500
Limiting Speed(duplex bearing) (rpm)
Grease :2200
Oil :3000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :137.9
face-to-face arrangement :43.9
Installation dimensions(duplex bearing)
db(min) :107
Db(max) :208
rb(max) :1