| BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED |
| BEARING SURFACE FINISH | 125.0 MICROINCHES |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| NUT HEIGHT | 1.360 INCHES MINIMUM AND 1.422 INCHES MAXIMUM |
| NUT STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE J995, GR 5 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| MATERIAL | PLASTIC POLYAMIDE LOCKING INSERT |
| MATERIAL | STEEL NUT |
| NOMINAL THREAD SIZE | 1.250 INCHES |
| WIDTH ACROSS FLATS | 1.801 INCHES MINIMUM AND 1.815 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL EXCEPT INSERT |
| TEMP RATING | 250.0 FAHRENHEIT NOMINAL |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES | UNF |
| THREAD QUANTITY PER INCH | 12 |