UN oil seal is a common sealing product, its material is mainly PU, has good wear resistance, longer service life.
UN oil seal is the most widely used oil seal in hydraulic cylinder. Its main function is to prevent dust, dirt, grit and metal chips from entering.
In addition to sealing oil, UN oil seal can also be used for dust prevention, with a wider range of applications. It exists in many fields such as construction machinery, hydraulic system, agricultural machinery, petrochemical industry and so on.
Product size
| Type | Size(d) | Size(D) | Size(h) |
| UN | 3 | 12 | 4 |
| UN | 4 | 10 | 4 |
| UN | 4 | 11 | 5 |
| UN | 4 | 12 | 4 |
| UN | 5.5 | 11.5 | 4 |
| UN | 5 | 10 | 4 |
| UN | 5 | 10.7 | 6 |
| UN | 5 | 11 | 8 |
| UN | 5 | 12 | 5 |
| UN | 5 | 12 | 5.5 |
| UN | 5 | 12 | 6 |
| UN | 5 | 12 | 8 |
| UN | 5 | 14 | 6 |
| UN | 5 | 14 | 8 |
| UN | 5 | 16 | 6 |
| UN | 5 | 16 | 8 |
| UN | 6 | 12 | 4 |
| UN | 6 | 12 | 5.5 |
| UN | 6 | 12 | 6 |
| UN | 6 | 12 | 8 |
| UN | 6 | 13 | 5 |
| UN | 6 | 13 | 6 |
| UN | 6 | 13.5 | 5 |
| UN | 6 | 14 | 5 |
| UN | 6 | 14 | 6 |
| UN | 6 | 14 | 8 |
| UN | 6 | 15 | 6 |
| ··· | ··· | ··· | ··· |
| UN | 240 | 260 | 15 |
