| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE LOCKING INSERT |
| STEEL COMP 316 OVERALL EXCEPT INSERT |
| NUT STYLE | HEXAGON |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| BEARING SURFACE TYPE | CHAMFERED |
| THREAD SERIES | UNC |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 2B |
| SURFACE TREATMENT | PASSIVATE NUT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| NUT HEIGHT | 0.219 INCHES MINIMUM AND |
| 0.239 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.336 INCHES MINIMUM AND |
| 0.345 INCHES MAXIMUM |
| TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| BEARING SURFACE FINISH | 125.0 MICROINCHES |
| SPECIAL FEATURES | MIN TENSILE STRENGTH AT 70 KSI |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-DTL-45913/1 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | M45913/1-08CS6 |