|
The radial clearances of YJ deep groove ball bearings are according with National Standard of P. R of China: GB4604-93 which is adopted from ISO5753-1991 equivalently, dividing into five groups as shown in the following table.
Bore diametor
d
mm |
Group2 |
Normal
Group |
Group3 |
Group4 |
Group5 |
| over to |
min |
max |
min |
max |
min |
max |
min |
max |
min |
max |
| 2.5 6 |
0 |
7 |
2 |
13 |
8 |
23 |
- |
- |
- |
- |
| 6 10 |
0 |
7 |
2 |
13 |
8 |
23 |
14 |
29 |
20 |
37 |
| 10 18 |
0 |
9 |
3 |
18 |
11 |
25 |
18 |
33 |
25 |
45 |
| 18 24 |
0 |
10 |
5 |
20 |
13 |
28 |
20 |
36 |
20 |
48 |
| 24 30 |
1 |
11 |
5 |
20 |
13 |
28 |
23 |
41 |
30 |
53 |
| 30 40 |
1 |
11 |
6 |
20 |
15 |
33 |
28 |
46 |
40 |
46 |
The radial clearance of YJ deep groove ball bearings is adopted also in the following table.
RADIAL INTERNAL CLEARANCE OF SMALL (D≥9, d≤10)AND MINIATURE (D< 9)BEAR-INGS
| Clearance |
MC1 |
MC2 |
MC3 |
MC4 |
MC5 |
MC6 |
| Clearance |
max |
min |
max |
min |
max |
min |
max |
min |
max |
min |
max |
min |
| 0 |
5 |
3 |
8 |
5 |
10 |
8 |
13 |
13 |
20 |
20 |
28 |
NOTE: STANDARD CLEARANCE IS MC3
RADIAL CLEARANCE OF MOTOR BEARING
Bore Diameter
d(mm) |
CLEARANCE
CM |
| OVER to |
min man |
| 10(inclusion) 18 |
4 11 |
| 18 30 |
5 12 |
|
