| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | PLATE |
| MATERIAL | IRON ALLOY 660 OVERALL |
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3B |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5525 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| OVERALL HEIGHT | 0.524 INCHES MAXIMUM |
| NUT LENGTH | 1.058 INCHES MAXIMUM |
| NUT HEIGHT | 0.524 INCHES MAXIMUM |
| PLATE THICKNESS | 0.037 INCHES MAXIMUM |
| NUT COUNTERBORE DEPTH | 0.250 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 |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH | 0.705 INCHES MINIMUM AND |
| 0.709 INCHES MAXIMUM |
| FEATURES PROVIDED | REMOVABLE COLLAR |