| EFFECTIVE LENGTH | 0.425 INCHES MINIMUM AND 0.445 INCHES MAXIMUM |
| DIAMETER | 0.061 INCHES MINIMUM AND 0.062 INCHES MAXIMUM |
| FIRST END STYLE | SQUARE |
| HEAD STYLE | FLAT FILLISTER |
| HEIGHT | 0.084 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 303 OVERALL |
| PIN HEAD DIAMETER | 0.188 INCHES NOMINAL |
| STYLE DESIGNATOR | GROOVE |
| SURFACE FINISH | 125.0 MICROINCHES HEAD TOP |
| SURFACE FINISH | 63.0 MICROINCHES LARGE SHANK |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | IL-S-5002 MIL SPEC 10TH TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| UNDER HEAD LENGTH | 0.521 INCHES NOMINAL |
| UNDERCUT WIDTH | 0.023 INCHES MINIMUM AND 0.025 INCHES MAXIMUM |
| UNDERCUT DIAMETER | 0.052 INCHES MINIMUM AND 0.054 INCHES MAXIMUM |