| FASTENER LENGTH | 2.6245 INCHES NOMINAL |
| HEAD DIAMETER | 0.818 INCHES MINIMUM AND 0.828 INCHES MAXIMUM |
| HEAD HEIGHT | 0.500 INCHES NOMINAL |
| HEAD STYLE | BEVEL-CONICAL |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL | STEEL OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, INTERNAL WRENCHING, 0.0312 OVERSIZE |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| SHOULDER DIAMETER | 0.5297 INCHES MINIMUM AND 0.5307 INCHES MAXIMUM GRIP |
| SHOULDER LENGTH | 1.8125 INCHES NOMINAL GRIP |
| SHOULDER SHAPE | ROUND GRIP |
| WIDTH ACROSS FLATS | 0.3755 INCHES MINIMUM AND 0.3785 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.812 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 20 |
| THREAD SERIES DESIGNATOR | UNF |