| FASTENER LENGTH | 5.422 INCHES MINIMUM AND 5.469 INCHES MAXIMUM |
| GRIP DIAMETER | 1.243 INCHES MINIMUM AND 1.249 INCHES MAXIMUM |
| GRIP LENGTH | 3.734 INCHES MINIMUM AND 3.766 INCHES MAXIMUM |
| HEAD HEIGHT | 0.640 INCHES MINIMUM AND 0.672 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | NAS-6812 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD DIAMETER | 1.2500 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, MACHINE, AIRCRAFT |
| SPECIFICATION/STANDARD DATA | 80205-NAS-3 THRU NAS-20 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SEE NAS-6812 FOR FINISH REQUIREMENTS NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.688 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 12 |
| THREAD SERIES DESIGNATOR | UNF |
| WIDTH BETWEEN FLATS | 1.802 INCHES MINIMUM AND 1.815 INCHES MAXIMUM |