7228DT,7228DF,7228DB,7228A
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7200 Series
Dimension and Parameters
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- Bearing Numbers
-
Single row7228A
-
DB7228DB
-
DF7228DF
-
DT7228DT
- Principal dimensions(mm)
-
d140
-
D250
-
B42
-
r(min)3
-
r1(min)1.1
- Basic load ratings(N)
-
Cr218000
-
Cor234000
- Basic load ratings(kgf)
-
Cr22300
-
Cor23900
- Value
-
fo15.2
- Limiting Speed (rpm)
-
Grease2200
-
Oil3000
- Distance of action point(mm)
-
a77.3
- Abutment and fillet dimensions
-
da(min)154
-
Da(max)236
-
ra(max)2.5
- Weight
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(kg)8.92
- Basic load ratings(duplex bearing) (N)
-
Cr355000
-
Cor470000
- Basic load ratings(duplex bearing) (kgf)
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Cr36000
-
Cor48000
- Limiting Speed(duplex bearing) (rpm)
-
Grease1800
-
Oil2400
- Distance of action point (duplex bearing)(a0)
-
back-to-back arrangement154.6
-
face-to-face arrangement70.6
- Installation dimensions(duplex bearing)
-
db(min)-
-
Db(max)243
-
rb(max)1