Principal dimensions£¨mm£© |
d
|
17 |
D
|
40 |
B
|
12 |
r(min)
|
0.6 |
r1(min)
|
0.3 |
Basic load ratings(N) |
Cr
|
10800 |
Cor
|
6000 |
Basic load ratings{kgf} |
Cr
|
1100 |
Cor
|
610 |
|
Value£¨fo£©
|
13.8 |
Speed ratings(rpm) |
Grease
|
20000 |
Oil
|
28000 |
Distance of action point |
a£¨mm£©
|
14.2 |
Abutment and fillet dimensions (mm) |
da(min)
|
22 |
Da(max)
|
35 |
ra(max)
|
0.6 |
|
Weight(g)
|
0.067 |
Designation |
Single row
|
7203A |
DB
|
7203DB |
DF
|
7203DF |
DT
|
7203DT |
Basic load ratings(duplex bearing)(N) |
Cr
|
17600 |
Cor
|
12000 |
Basic load ratings(duplex bearing){kgf} |
Cr
|
1790 |
Cor
|
1220 |
Limiting Speed (rpm) (Duplex bearing) |
Grease
|
16000 |
Oil
|
22000 |
Distance of action point(Duplex bearing) |
a0(mm)Back-to-back arrangement
|
28.5 |
a0(mm)Face-to-face arrangement
|
4.5 |
Installation dimensions(duplex bearing) |
dbmin
|
19.5 |
Dbmax
|
37.5 |
rbmax
|
0.3 |
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