| FASTENER LENGTH | 2.406 INCHES MINIMUM AND 2.500 INCHES MAXIMUM |
| GRIP DIAMETER | 0.4305 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM |
| GRIP LENGTH | 1.375 INCHES NOMINAL |
| HEAD HEIGHT | 0.268 INCHES MINIMUM AND 0.288 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD DIAMETER | 0.437 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT-TYPE AA HEXAGON LOCK |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.125 INCHES MINIMUM AND 1.313 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 14 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH BETWEEN FLATS | 0.6120 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM |