| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 0.970 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| HEAD DIAMETER | 0.656 INCHES NOMINAL |
| HEAD HEIGHT | 0.198 INCHES NOMINAL |
| HEAD STYLE | FLAT COUNTERSUNK |
| INTERNAL DRIVE STYLE | HEXAGON |
| LOCKING FEATURE | UNABLE TO DECODE |
| MATERIAL DOCUMENT AND CLASSIFICATION | UNABLE TO DECODE |
| MATERIAL | UNABLE TO DECODE |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,CAP,SOCKET HEAD,FLAT COUNTERSUNK,82 DEG,ALLOY STEEL,UNC-3A |
| NOMINAL THREAD DIAMETER | 0.3125 INCHES |
| SPECIFICATION/STANDARD DATA | 80205-NAS-24667 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | UNABLE TO DECODE |
| SURFACE TREATMENT | UNABLE TO DECODE |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.970 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 18 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH ACROSS FLATS | 0.188 INCHES NOMINAL |