| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.5625 INCHES |
| THREAD QUANTITY PER INCH | 18 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.840 INCHES NOMINAL |
| FASTENER LENGTH | 4.830 INCHES MINIMUM AND |
| 4.850 INCHES MAXIMUM |
| MATERIAL | IRON ALLOY 660 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS 5853 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM STAND-OFF |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE II, CLASS 2 FED STD SINGLE TREATMENT RESPONSE OVERALL |
| COLOR | GREEN THREADS |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| SINGLE SHEAR STRENGTH | 95 POUNDS PER SQUARE INCH |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 0.281 INCHES MINIMUM AND |
| 0.296 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.865 INCHES MINIMUM AND |
| 0.877 INCHES MAXIMUM |
| GRIP LENGTH | 3.990 INCHES MINIMUM AND |
| 4.010 INCHES MAXIMUM |
| GRIP DIAMETER | 0.5610 INCHES MINIMUM AND |
| 0.5615 INCHES MAXIMUM |
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 4.622 INCHES NOMINAL ALL SHOULDERS |
| SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES NOMINAL ALL SHOULDERS |
| SPECIAL FEATURES | OLEVEL ATA-54 |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ITEM IS FAA CERTIFIED |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 80205 |
| DESIGN CONTROL REFERENCE | NAS6709D64 |