| FASTENER LENGTH | 5.265 INCHES MINIMUM AND 5.312 INCHES MAXIMUM |
| GRIP DIAMETER | 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM |
| GRIP LENGTH | 4.797 INCHES MINIMUM AND 4.829 INCHES MAXIMUM |
| HEAD HEIGHT | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, MACHINE, AIRCRAFT |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD DIAMETER | 0.2500 INCHES |
| SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM ALL HOLES |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.468 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | A28 |
| THREAD SERIES DESIGNATOR | UNF |
| WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |