| FASTENER LENGTH | 5.156 INCHES NOMINAL |
| FEATURES PROVIDED | FINISHED HEAD |
| GRIP LENGTH | 4.688 INCHES NOMINAL |
| HEAD HEIGHT | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| HOLE CONFIGURATION STYLE | HEXAGON LONGITUDINAL HOLE |
| HOLE DIAMETER | 0.046 INCHES NOMINAL |
| HOLE TYPE | DRILLED |
| HOLE QUANTITY | 1 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-267 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-268 FED SPEC 1ST MATERIAL RESPONSE OR MIL-W-7986 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY OVERALL |
| MINIMUM TENSILE STRENGTH | 62000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE FILM AND ANODIZE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.468 INCHES MINIMUM |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNF |
| WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |