| FASTENER LENGTH | 0.872 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
| HEAD DIAMETER | 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| HEAD HEIGHT | 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| HEAD STYLE | PAN NO. 2 |
| HOLE CONFIGURATION STYLE | ROUND INTERNAL HEXAGON |
| HOLE DIAMETER | 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM |
| HOLE QUANTITY | 3 |
| HOLE TYPE | DRILLED |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | FF-Q-86 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD DIAMETER | 0.375 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,CAP,SOCKET HEAD,DRILLED,ALLOY STEEL(UNC-3A) |
| THREAD QUANTITY PER INCH | 16 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH ACROSS FLATS | 0.3125 INCHES MINIMUM AND 0.3160 INCHES MAXIMUM |
| SPECIFICATION/STANDARD DATA | 80205-NAS-24677 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-DTL-83488,TYPE II,CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ALUMINUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.872 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |