| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| FASTENER LENGTH | 0.780 INCHES MINIMUM AND 0.810 INCHES MAXIMUM |
| FIRST DIAMETER FROM HEAD | 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| HEAD DIAMETER | 0.347 INCHES MINIMUM AND 0.361 INCHES MAXIMUM |
| HEAD HEIGHT | 0.091 INCHES MINIMUM AND 0.101 INCHES MAXIMUM |
| HEAD STYLE | BUTTON |
| INTERNAL DRIVE STYLE | HEXAGON |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | HEX SOCKET BUTTON HEAD CAPTIVE SCREW |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD DIAMETER | 0.1900 INCHES |
| POINT DIAMETER | 0.250 INCHES NOMINAL |
| POINT STYLE | FLAT |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNF |
| WIDTH ACROSS FLATS | 0.125 INCHES NOMINAL |