| FIRST END STYLE | SQUARE |
| FIRST END LOCATION | THREADED END |
| MATERIAL DOCUMENT AND CLASSIFICATION | |
| MATERIAL | |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| OVERALL LENGTH | 1.155 INCHES MINIMUM AND 1.175 INCHES MAXIMUM |
| SECOND END TAPER LENGTH | 0.250 INCHES NOMINAL |
| SECOND END TIP RADIUS | 0.060 INCHES MINIMUM AND 0.090 INCHES MAXIMUM |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SECOND END STYLE | CHAMFERED |
| SECOND SHANK LENGTH | 0.500 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
| SECOND SHANK DIAMETER | 0.249 INCHES NOMINAL |
| SHANK DIAMETER | 0.249 INCHES NOMINAL |
| SHANK LENGTH | 0.655 INCHES NOMINAL |
| SHOULDER WIDTH ACROSS FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| STYLE DESIGNATOR | SHOULDER |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.405 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |