| 型号 | 外形尺寸 (mm) | |||
| d (in) | d | D (in) | D | |
| SFR0ZZ | 3/64 | 1.191 | 5/32 | 3.969 | SFR1ZZ | 0.055 | 1.397 | 3/16 | 4.763 |
| SFR133ZZ | 3/32 | 2.381 | 3/16 | 4.763 | SFR1-4ZZ | 5/64 | 1.984 | 1/4 | 6.35 |
| SFR144ZZ | 1/8 | 3.175 | 1/4 | 6.35 | SFR1-5ZZ | 3/32 | 2.381 | 5/16 | 7.938 |
| SFR155ZZ | 5/32 | 3.969 | 5/16 | 7.938 | SFR156ZZ | 3/16 | 4.763 | 5/16 | 7.938 |
| SFR166ZZ | 3/16 | 4.763 | 3/8 | 9.525 | SFR168ZZ | 1/4 | 6.35 | 3/8 | 9.525 |
| SFR188ZZ | 1/4 | 6.35 | 1/2 | 12.7 | SFR2ZZ | 1/8 | 3.175 | 3/8 | 9.525 |
