20-year production experience

d:
D:
B:
7300 Series

7300 Series

Dimension and Parameters

Bearing Numbers
Single row :7313A
DB :7313DB
DF :7313DF
DT :7313DT
Principal dimensions(mm)
d :65
D :140
B :33
r(min) :2.1
r1(min) :1.1
Basic load ratings(N)
Cr :111000
Cor :82000
Basic load ratings(kgf)
Cr :11300
Cor :8350
Value
fo :14
Limiting Speed (rpm)
Grease :4300
Oil :6000
Distance of action point(mm)
a :46.1
Abutment and fillet dimensions
da(min) :77
Da(max) :128
ra(max) :2
Weight
(kg) :2.12
Basic load ratings(duplex bearing) (N)
Cr :180000
Cor :164000
Basic load ratings(duplex bearing) (kgf)
Cr :18400
Cor :16700
Limiting Speed(duplex bearing) (rpm)
Grease :3600
Oil :4800
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :92.2
face-to-face arrangement :26.2
Installation dimensions(duplex bearing)
db(min) :72
Db(max) :133
rb(max) :1