7900DT,7900DF,7900DB,7900C
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7900 Series
Dimension and Parameters
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- Bearing Numbers
-
Single row7900C
-
DB7900DB
-
DF7900DF
-
DT7900DT
- Principal dimensions(mm)
-
d10
-
D22
-
B6
-
r(min)0.3
-
r1(min)0.15
- Basic load ratings(N)
-
Cr3000
-
Cor1520
- Basic load ratings(kgf)
-
Cr305
-
Cor155
- Value
-
fo14.1
- Limiting Speed (rpm)
-
Grease48000
-
Oil63000
- Distance of action point(mm)
-
a5.1
- Abutment and fillet dimensions
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da(min)12.5
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Da(max)19.5
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ra(max)0.3
- Weight
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(kg)0.009
- Basic load ratings(duplex bearing) (N)
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Cr4900
-
Cor3050
- Basic load ratings(duplex bearing) (kgf)
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Cr500
-
Cor310
- Limiting Speed(duplex bearing) (rpm)
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Grease38000
-
Oil53000
- Distance of action point (duplex bearing)(a0)
-
back-to-back arrangement10.3
-
face-to-face arrangement1.7
- Installation dimensions(duplex bearing)
-
db(min)-
-
Db(max)20.8
-
rb(max)0.15