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7300 Series > 7303B
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7303B
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Description
Bearing Numbers
Single row
:
7303B
DB
:
7303DB
DF
:
7303DF
DT
:
7303DT
Principal dimensions(mm)
d
:
17
D
:
47
B
:
14
r(min)
:
1
r1(min)
:
0.6
Basic load ratings(N)
Cr
:
14800
Cor
:
8000
Basic load ratings(kgf)
Cr
:
1510
Cor
:
820
Value
fo
:
13.7
Limiting Speed (rpm)
Grease
:
13000
Oil
:
17000
Distance of action point(mm)
a
:
20.4
Abutment and fillet dimensions
da(min)
:
23
Da(max)
:
41
ra(max)
:
1
Weight
(kg)
:
0.118
Basic load ratings(duplex bearing) (N)
Cr
:
24000
Cor
:
16000
Basic load ratings(duplex bearing) (kgf)
Cr
:
2450
Cor
:
1640
Limiting Speed(duplex bearing) (rpm)
Grease
:
10000
Oil
:
14000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement
:
40.9
face-to-face arrangement
:
12.9
Installation dimensions(duplex bearing)
db(min)
:
22
Db(max)
:
42
rb(max)
:
0.6
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