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7900 Series > 7909C
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7909C
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Description
Bearing Numbers
Single row
:
7909C
DB
:
7909DB
DF
:
7909DF
DT
:
7909DT
Principal dimensions(mm)
d
:
45
D
:
68
B
:
12
r(min)
:
0.6
r1(min)
:
0.3
Basic load ratings(N)
Cr
:
16000
Cor
:
13400
Basic load ratings(kgf)
Cr
:
1630
Cor
:
1360
Value
fo
:
16
Limiting Speed (rpm)
Grease
:
14000
Oil
:
20000
Distance of action point(mm)
a
:
13.6
Abutment and fillet dimensions
da(min)
:
50
Da(max)
:
63
ra(max)
:
0.6
Weight
(kg)
:
0.129
Basic load ratings(duplex bearing) (N)
Cr
:
26000
Cor
:
26800
Basic load ratings(duplex bearing) (kgf)
Cr
:
2660
Cor
:
2730
Limiting Speed(duplex bearing) (rpm)
Grease
:
12000
Oil
:
16000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement
:
27.1
face-to-face arrangement
:
3.1
Installation dimensions(duplex bearing)
db(min)
:
-
Db(max)
:
65.5
rb(max)
:
0.3
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