| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5709 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | SILVER OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2411 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| NUT STYLE | DOUBLE HEXAGON |
| NUT HEIGHT | 0.473 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.430 INCHES MINIMUM AND |
| 0.439 INCHES MAXIMUM |
| BEARING SURFACE TYPE | CHAMFERED |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 77445 |
| MFR SOURCE CONTROLLING REFERENCE | 4037831 |