| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | PLASTIC POLYAMIDE LOCKING INSERT |
| STEEL NUT |
| NUT STYLE | HEXAGON |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| BEARING SURFACE TYPE | CHAMFERED |
| THREAD SERIES | UNC |
| NOMINAL THREAD SIZE | 1.500 INCHES |
| THREAD QUANTITY PER INCH | 6 |
| THREAD CLASS | 3B |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE J995,GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| SURFACE TREATMENT | CADMIUM OVERALL EXCEPT INSERT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE II,CLASS 2/3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| NUT HEIGHT | 1.578 INCHES MINIMUM AND |
| 1.640 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 2.159 INCHES MINIMUM AND |
| 2.197 INCHES MAXIMUM |
| TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| BEARING SURFACE FINISH | 125.0 MICROINCHES |
| SPECIFICATION/STANDARD DATA | 81349-MIL-DTL-45913/3A GOVERNMENT SPECIFICATION |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 81349 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | M45913/3-24CG8C |