| FASTENER LENGTH | 3.50 INCHES NOMINAL |
| HEAD DIAMETER | 0.636 INCHES MINIMUM AND 0.656 INCHES MAXIMUM |
| HEAD HEIGHT | 0.185 INCHES MINIMUM AND 0.199 INCHES MAXIMUM |
| HEAD STYLE | BUTTON |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM F879, ALLOY GRADE 1, COND AF AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,CAP,HEX SOCKET,BUTTON HEAD |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD DIAMETER | 0.375 INCHES |
| SPECIFICATION/STANDARD DATA | 05047-ASME B18.24-2015 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.25 INCHES MINIMUM AND 3.50 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 16 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH ACROSS FLATS | 0.21875 INCHES NOMINAL |