| CRITICALITY CODE JUSTIFICATION | SUPP |
| FASTENER LENGTH | 0.604 INCHES MINIMUM AND 0.609 INCHES MAXIMUM |
| HEAD DIAMETER | 0.218 INCHES MINIMUM AND 0.226 INCHES MAXIMUM |
| HEAD HEIGHT | 0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL | STEEL OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| NUCLEAR HARDNESS CRITICAL FEATURE | HARDENED |
| SUPPLEMENTARY FEATURES | ITEM HAS OTHER CRITICAL FEATURES SUCH AS TOLERANCE, FIT RESTRICTIONS OR APPLICATION AS WELL AS BEING NUCLEAR HARD |
| SPECIAL FEATURES | SUPPLEMENTAL COATING WITH CHROMATE OPTIONAL NO MIN. THICKNESS REQUIRED,BUT 100 PERCENT COVERAGE IS REQUIRED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-865 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.542 INCHES MINIMUM AND 0.609 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH ACROSS FLATS | 0.109 INCHES MINIMUM AND 0.111 INCHES MAXIMUM |