| 型号 | 密封类型 | 内径(d)mm | 外径(D)mm | 宽度(B)mm |
| SFR144 | 开式 | 3.175 | 6.35 | 2.38 | SFR144-2RS | 橡胶密封 | 3.175 | 6.35 | 2.779 |
| SFR144ZZ | 金属密封 | 3.175 | 6.35 | 2.779 | SFR2 | 开式 | 3.175 | 9.525 | 3.967 |
| SFR2-2RS | 橡胶密封 | 3.175 | 9.525 | 3.967 | SFR2ZZ | 金属密封 | 3.175 | 9.525 | 3.967 |
| SFR2-5 | 开式 | 3.175 | 7.938 | 2.779 | SFR2-5-2RS | 橡胶密封 | 3.175 | 7.938 | 3.571 |
| SFR2-5ZZ | 金属密封 | 3.175 | 7.938 | 3.571 | SFR2-6 | 开式 | 3.175 | 9.525 | 2.779 |
| SFR2-6-2RS | 橡胶密封 | 3.175 | 9.525 | 3.571 | SFR2-6ZZ | 金属密封 | 3.175 | 9.525 | 3.571 |