| 型号 | 内径 d | 外径 D | ||
| inch | mm | inch | mm | |
| MER-1650SD505 | 0.1969 | 5 | 0.6299 | 16 | MER-1960 | 0.2362 | 6 | 0.748 | 19 |
| SSMBR-4 | 0.25 | 6.35 | 0.625 | 15.875 | SSMER-4SD504 | 0.25 | 6.35 | 0.625 | 15.875 |
| SSMDR-4ZSD501 | 0.25 | 6.35 | 0.625 | 15.875 | MER-2280SD503 | 0.315 | 8 | 0.8661 | 22 |
| SSMER-2280SD502 | 0.315 | 8 | 0.8661 | 22 | SSMER-2490 | 0.3543 | 9 | 0.9449 | 24 |
| SSMER-2690 | 0.3543 | 9 | 1.0236 | 26 | SSMBRI-1438 | 0.375 | 9.525 | 0.875 | 22.225 |
| SSMERI-1438 | 0.375 | 9.525 | 0.875 | 22.225 | SSMERI-1878SD502 | 0.875 | 22.225 | 1.125 | 28.575 |