| Screw Thread | 7/8 | ||
| Tube Outer Diameter | 7/8 | ||
| D | 1.1875 | ||
| PP | 12 | ||
| S | Min | 1-3/8 | |
| T | mm | ±0.13 | 13.49 |
| T | in | ±0.005 | 0.531 |
| B | mm | Min | 10.2 |
| B | in | Min | 0.401 |
| L | mm | ±0.3 | 24.6 |
| L | in | ±0.01 | 0.969 |
| D1 | mm | ±0.13 | 18.26 |
| D1 | in | ±0.005 | 0.719 |
| H | mm | ±0.3 | 21.4 |
| H | in | ±0.01 | 0.844 |
| X | mm | ±0.01 | 34.5 |
| X | in | ±0.01 | 1.36 |