| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.344 INCHES NOMINAL |
| FASTENER LENGTH | 0.500 INCHES NOMINAL |
| FIRST DIAMETER FROM HEAD | 0.070 INCHES MINIMUM AND 0.075 INCHES MAXIMUM |
| HARDNESS RATING | 80.0 ROCKWELL B MINIMUM OVERALL80.0 ROCKWELL B MINIMUM OVERALL |
| HEAD DIAMETER | 0.176 INCHES MINIMUM AND 0.183 INCHES MAXIMUM |
| HEAD HEIGHT | 0.108 INCHES MINIMUM AND 0.108 INCHES MINIMUM AND 0.112 INCHES MAXIMUM0.112 INCHES MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | HEXAGONHEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL66 FED STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 302 OR STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 305 OR STEEL COMP 316 OVERALLSTEEL COMP 316 OVERALL |
| NOMINAL THREAD DIAMETER | 0.112 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALLMIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALLPASSIVATE OVERALL |
| THREAD LENGTH | 0.156 INCHES MINIMUM |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC)UNIFIED NATIONAL COARSE (UNC) |
| THREAD QUANTITY PER INCH | 40 |
| WIDTH ACROSS FLATS | 0.094 INCHES MINIMUM AND 0.095 INCHES MAXIMUM |