| HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5732 FED SPEC SINGLE MATERIAL RESPONSE OR AMS5737 FED SPEC SINGLE MATERIAL RESPONSE NUT |
| MATERIAL | STEEL CORROSION RESISTING NUT |
| NOMINAL THREAD SIZE | 0.500 INCHES |
| NUT STYLE | HEXAGON |
| OVERALL HEIGHT | 0.543 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-S-35 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| SURFACE TREATMENT | PASSIVATE NUT |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 20 |
| THREAD SERIES | UNJF |
| WASHER OUTSIDE DIAMETER | 0.777 INCHES MINIMUM |
| WASHER THICKNESS | 0.132 INCHES MINIMUM AND 0.142 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM |