| FASTENER LENGTH | 1.907 INCHES NOMINAL |
| HARDNESS RATING | 240.0 BRINELL STANDARD MINIMUM AND 280.0 BRINELL STANDARD MAXIMUM OVERALL |
| HEAD HEIGHT | 0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM |
| HEAD DIAMETER | 0.746 INCHES MINIMUM AND 0.749 INCHES MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | OD8853 TYPE D GRADE 1 CLASS C FSCM 10001 MFR REF SINGLE MATERIAL RESPONSE OR ASTM A304 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OVERALL |
| NOMINAL THREAD DIAMETER | 0.562 INCHES |
| POINT LENGTH | 1.844 INCHES NOMINAL |
| POINT STYLE | CHAMFER DOG |
| POINT CHAMFER ANGLE | 90.0 DEGREES NOMINAL |
| POINT DIAMETER | 0.438 INCHES NOMINAL |
| SPECIAL FEATURES | FURNISH WITH ONE HOLE IN BOTTOM OF POINT O.125 INCH NOMINAL DIA. FIRST DIA. LENGTH UNDER HEAD 0.093 INCH NOMINAL. SECOND DIA. UNDER HEAD 0.497 INCH NOMINAL AND 0.093 INCH NOMINAL IN LENGTH |
| WIDTH ACROSS FLATS | 0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DOD-P-16232 TYPE M CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE OVERALL |
| THREAD CLASS | 3A |
| THREAD LENGTH | 0.282 INCHES NOMINAL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 18 |
| THREAD SERIES DESIGNATOR | UNF |