| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.320 INCHES MINIMUM AND 0.360 INCHES MAXIMUM |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| FASTENER LENGTH | 0.475 INCHES MINIMUM AND 0.495 INCHES MAXIMUM |
| FIRST DIAMETER FROM HEAD | 0.080 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
| HEAD HEIGHT | 0.160 INCHES MINIMUM AND 0.200 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| INTERNAL DRIVE STYLE | SLOT |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 303 OVERALL |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35,TY 4 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.115 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH BETWEEN FLATS | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |