| FASTENER LENGTH | 2.500 INCHES NOMINAL |
| GRIP DIAMETER | 0.4930 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM |
| GRIP LENGTH | 1.250 INCHES NOMINAL |
| HEAD HEIGHT | 0.312 INCHES MINIMUM AND 0.327 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT-TYPE AA HEXAGON LOCK |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD DIAMETER | 0.50 INCHES |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.250 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 13 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH BETWEEN FLATS | 0.7360 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM |