| COUNTERBORE DIAMETER | 0.254 INCHES MINIMUM AND 0.269 INCHES MAXIMUM SHELL |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE SHELL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5544 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5709 ASSN STD 2ND MATERIAL RESPONSE NUT |
| MATERIAL | NICKEL ALLOY UNS N07001 NUT |
| MATERIAL | IRON ALLOY 660 SHELL |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| NUT COUNTERBORE DEPTH | 0.062 INCHES MINIMUM AND 0.077 INCHES MAXIMUM NUT |
| NUT HEIGHT | 0.260 INCHES MINIMUM AND 0.275 INCHES MAXIMUM |
| NUT STYLE | PLATE (FLOATING) |
| NUT LENGTH | 0.785 INCHES MINIMUM AND 0.800 INCHES MAXIMUM |
| PLATE THICKNESS | 0.107 INCHES MINIMUM AND 0.137 INCHES MAXIMUM |
| PLATE WIDTH | 0.461 INCHES MINIMUM AND 0.476 INCHES MAXIMUM |
| SPECIAL FEATURES | NUT, PLATE SELF LOCKING-AXIAL STRENGTH LBS MIN 5,868, WEIGHT LBS / 100 MAX .65 |
| SURFACE TREATMENT | SILVER NUT |
| SURFACE TREATMENT | SILVER SHELL |
| TEMP RATING | 1185.0 FAHRENHEIT MINIMUM AND 1215.0 FAHRENHEIT MAXIMUM |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3B |
| THREAD SERIES | UNJF |
| THREAD QUANTITY PER INCH | 28 |