| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | PLATE |
| MATERIAL | IRON ALLOY 660 NUT |
| IRON ALLOY 660 SHELL |
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3B |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OR |
| 5731 ASSN STD SINGLE MATERIAL RESPONSE SHELL |
| SURFACE TREATMENT | PASSIVATE NUT |
| PASSIVATE SHELL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SHELL |
| OVERALL HEIGHT | 0.649 INCHES NOMINAL |
| NUT LENGTH | 1.058 INCHES MAXIMUM |
| NUT HEIGHT | 0.649 INCHES MAXIMUM |
| PLATE THICKNESS | 0.037 INCHES MAXIMUM |
| NUT COUNTERBORE DEPTH | 0.375 INCHES MINIMUM FIRST END |
| COUNTERBORE DIAMETER | 0.372 INCHES MINIMUM FIRST END |
| LUBRICATION | DRY FILM LUBRICANT |
| NUT MOUNTING PROVISION | STRAIGHT HOLES |
| MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |
| MOUNTING HOLE DIAMETER | 0.130 INCHES MINIMUM AND |
| 0.135 INCHES MAXIMUM |
| DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.495 INCHES MINIMUM AND |
| 0.505 INCHES MAXIMUM |