| Model No. | Quality | A | B | Part No. |
| KF-RO-10 | Viton | 15.24 | 5.3 | 81100101-0010 |
| KF-RO-16 | Viton | 18.42 | 5.3 | 81100201-0016 |
| KF-RO-25 | Viton | 27.94 | 5.3 | 81100301-0025 |
| KF-RO-40 | Viton | 40.64 | 5.3 | 81100401-0040 |
| KF-RO-50 | Viton | 53.34 | 5.3 | 81100501-0050 |
| KF-RO-10-NBR | NBR | 15.24 | 5.3 | 81100601-0010 |
| KF-RO-16-NBR | NBR | 18.42 | 5.3 | 81100701-0016 |
| KF-RO-25-NBR | NBR | 27.94 | 5.3 | 81100801-0025 |
| KF-RO-40-NBR | NBR | 40.64 | 5.3 | 81100901-0040 |
| KF-RO-50-NBR | NBR | 53.34 | 5.3 | 81101001-0050 |
