| FIRST END LOCATION | THREADED END |
| FIRST END STYLE | SQUARE |
| FIRST STEP DIAMETER | 0.234 INCHES MINIMUM AND 0.238 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP E4340 OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| OVERALL LENGTH | 1.299 INCHES NOMINAL |
| SECOND END STYLE | SQUARE |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SECOND STEP DIAMETER | 0.295 INCHES MINIMUM AND 0.305 INCHES MAXIMUM |
| SECOND STEP LENGTH | 0.083 INCHES MINIMUM AND 0.093 INCHES MAXIMUM |
| SHOULDER DIAMETER | 0.500 INCHES NOMINAL |
| SHOULDER LENGTH | 0.050 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| SPECIAL FEATURES | UNDERCUTS BOTH END,0.101 INCHES WIDE ALONG WITH THREAD AND 0.018 INCHES WIDE THE OTHER END. |
| STYLE DESIGNATOR | SHOULDER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THIRD STEP DIAMETER | 0.2435 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM |
| THIRD STEP LENGTH | 0.407 INCHES MINIMUM AND 0.417 INCHES MAXIMUM |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.400 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNJF |