7220DT,7220DF,7220DB,7220B
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7200 Series
Dimension and Parameters
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- Bearing Numbers
-
Single row7220B
-
DB7220DB
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DF7220DF
-
DT7220DT
- Principal dimensions(mm)
-
d100
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D180
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B34
-
r(min)2.1
-
r1(min)1.1
- Basic load ratings(N)
-
Cr130000
-
Cor114000
- Basic load ratings(kgf)
-
Cr13300
-
Cor11700
- Value
-
fo15.4
- Limiting Speed (rpm)
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Grease2800
-
Oil3800
- Distance of action point(mm)
-
a75.7
- Abutment and fillet dimensions
-
da(min)112
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Da(max)168
-
ra(max)2
- Weight
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(kg)3.29
- Basic load ratings(duplex bearing) (N)
-
Cr212000
-
Cor229000
- Basic load ratings(duplex bearing) (kgf)
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Cr21600
-
Cor23300
- Limiting Speed(duplex bearing) (rpm)
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Grease2200
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Oil3000
- Distance of action point (duplex bearing)(a0)
-
back-to-back arrangement151.5
-
face-to-face arrangement83.5
- Installation dimensions(duplex bearing)
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db(min)107
-
Db(max)173
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rb(max)1