| 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 | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3B |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| DISTANCE FROM CENTERLINE TO FLAT | 0.236 INCHES NOMINAL |
| NUT LENGTH | 0.617 INCHES MAXIMUM |
| NUT HEIGHT | 0.281 INCHES MAXIMUM |
| PLATE THICKNESS | 0.032 INCHES MAXIMUM |
| PLATE WIDTH | 0.502 INCHES MAXIMUM |
| NUT COUNTERBORE DEPTH | 0.062 INCHES MINIMUM NUT |
| COUNTERBORE DIAMETER | 0.254 INCHES MINIMUM NUT |
| LUBRICATION | DRY FILM LUBRICANT |
| NUT MOUNTING PROVISION | STRAIGHT HOLES |
| MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |
| MOUNTING HOLE DIAMETER | 0.098 INCHES MINIMUM AND |
| 0.103 INCHES MAXIMUM |
| DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.281 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH | 0.217 INCHES MINIMUM AND |
| 0.221 INCHES MAXIMUM |
| TEMP RATING | 450.0 DEG FAHRENHEIT MAXIMUM |
| FEATURES PROVIDED | FLOATING NUT |
| SPECIFICATION/STANDARD DATA | 80205-NAS1789 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |