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7220CDF
Basic Parameters
7220 CDF
model
Angular contact ball bearing1
type
Overall dimensions
100
d
180
D
34
B
2.1
r
1.1
R1 large chamfer
single-column rated load
149 000
Cr
127 000
Cor
15 200
Cr
12 900
Cor
Factor coefficient
14.5
0
Maximum speed
5600
Grease
8000
Oil
35.7
a
installation dimensions
112
da
168
Da
2
ra
Mass weight(kg)
3.65
approx
Bearing designation
7220 C
Single column
DB DF DT
Duplex paired double
Paired dual-row rated load
242 000
Cr
254 000
Cor
24 700
Cr
25900
Cor
Pair Maximum Speed
4 500
Grease
6 300
Oil
71.5
DB back-to-back
3.5
DF face-to-face
—
db(3)
173
Db
1
rb(3)
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