| 止动环 Snapring | 内径 d3 | 剖面 b | 厚度 s | 松弛转速 n= |
| WR62 | 59.6 | 2.3 | 1.5 | 3250 | WR63 | 60.6 | 2.3 | 1.5 | 3100 |
| WR65 | 62.6 | 2.3 | 1.5 | 2850 | WR68 | 65.4 | 2.8 | 2 | 2950 |
| WR70 | 67.4 | 2.8 | 2 | 2750 | WR72 | 69.4 | 2.8 | 2 | 2500 |
| WR73 | 70.4 | 2.8 | 2 | 2500 | WR75 | 72.4 | 2.8 | 2 | 2300 |
| WR80 | 77.4 | 2.8 | 2 | 1950 | WR85 | 82 | 3.4 | 2.5 | 2300 |
| WR90 | 87 | 3.4 | 2.5 | 2000 | WR95 | 92 | 3.4 | 2.5 | 1750 |
