NINGBO U&J BEARING MANUFACTURING CO.,LTD 
The radial clearance of“U&J”bearings might be divided into five groups according to ISO5753. The radial clearance
without pre-load is shown on the table 12. The clearance can be met according to your demand.
Radial Clearance
Table 12
| 轴承内径(d) | 第二组 | 基本组 | 第三组 | 第四组 | 第五组 | ||||||
| Bore diameter | group 2 | Standard group | group 3 | group 4 | group 5 | ||||||
| 超过 | 到 | 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 | 28 | 48 |
| 24 | 30 | 1 | 11 | 5 | 20 | 13 | 28 | 23 | 41 | 30 | 53 |
| 30 | 40 | 1 | 11 | 6 | 20 | 15 | 33 | 28 | 46 | 40 | 64 |
| 40 | 50 | 1 | 11 | 6 | 23 | 18 | 36 | 30 | 51 | 45 | 73 |
| 50 | 65 | 1 | 15 | 8 | 28 | 23 | 43 | 38 | 61 | 55 | 90 |
| 65 | 80 | 1 | 15 | 10 | 30 | 25 | 51 | 46 | 71 | 65 | 105 |
中 文