| FULL INTERNAL THREAD LENGTH | 0.367 INCHES NOMINAL |
| INSERT SIZE | 500-13 UNC 2A |
| INTERNAL THREAD RELIEF DEPTH | 0.070 INCHES NOMINAL |
| LENGTH | 0.437 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OVERALL |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 18 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| SPECIFICATION/STANDARD DATA | 96906-MS51831A103 GOVERNMENT STANDARD |
| STYLE DESIGNATOR | KEYLOCK |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.437 INCHES NOMINAL |