| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.750 INCHES |
| THREAD QUANTITY PER INCH | 16 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.173 INCHES NOMINAL |
| FASTENER LENGTH | 5.563 INCHES NOMINAL |
| MATERIAL | STEEL COMP H11 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OR |
| CHROMATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-C-8837, TYPE II, CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH |
| HEAD STYLE | SPLINE EXTENDED WASHER |
| HEAD HEIGHT | 0.600 INCHES NOMINAL |
| EXTENDED WASHER DIAMETER | 1.384 INCHES MINIMUM AND |
| 1.394 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.098 INCHES MINIMUM AND |
| 0.118 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 0.797 INCHES MINIMUM AND |
| 0.812 INCHES MAXIMUM |
| GRIP LENGTH | 4.375 INCHES NOMINAL |
| GRIP DIAMETER | 0.748 INCHES MINIMUM AND |
| 0.749 INCHES MAXIMUM |
| SPECIFICATION/STANDARD DATA | 80205-MS21297 NATIONAL STD/SPEC |