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7900 Series > 7920C
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7920C
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Description
Bearing Numbers
Single row
:
7920C
DB
:
7920DB
DF
:
7920DF
DT
:
7920DT
Principal dimensions(mm)
d
:
100
D
:
140
B
:
20
r(min)
:
1.1
r1(min)
:
0.6
Basic load ratings(N)
Cr
:
50000
Cor
:
54000
Basic load ratings(kgf)
Cr
:
5100
Cor
:
5550
Value
fo
:
16.4
Limiting Speed (rpm)
Grease
:
6700
Oil
:
9000
Distance of action point(mm)
a
:
26.1
Abutment and fillet dimensions
da(min)
:
107
Da(max)
:
133
ra(max)
:
1
Weight
(kg)
:
0.794
Basic load ratings(duplex bearing) (N)
Cr
:
81500
Cor
:
108000
Basic load ratings(duplex bearing) (kgf)
Cr
:
8300
Cor
:
11100
Limiting Speed(duplex bearing) (rpm)
Grease
:
5300
Oil
:
7500
Distance of action point (duplex bearing)(a0)
back-to-back arrangement
:
52.2
face-to-face arrangement
:
12.2
Installation dimensions(duplex bearing)
db(min)
:
-
Db(max)
:
135
rb(max)
:
0.6
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