| COUNTERBORE DIAMETER | 0.268 INCHES MINIMUM FIRST END AND 0.272 INCHES MAXIMUM FIRST END |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | SOLUBLE LUBRICANT |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 7075 OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| NUT COUNTERBORE DEPTH | 0.100 INCHES NOMINAL FIRST END |
| NUT STYLE | HEXAGON |
| OVERALL HEIGHT | 0.340 INCHES MINIMUM AND 0.355 INCHES MAXIMUM |
| SPECIAL FEATURES | COLOR GREEN |
| WASHER OUTSIDE DIAMETER | 0.430 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| WASHER THICKNESS | 0.090 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.332 INCHES MINIMUM AND 0.346 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TY2, CL2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |
| TEMP RATING | 250.0 DEG FAHRENHEIT MAXIMUM |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES | UNJF |