| THREAD SERIES | UNJC |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | IRON ALLOY 660 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE AND |
| AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE AND |
| AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | SILVER OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| NUT STYLE | HEXAGON |
| WASHER OUTSIDE DIAMETER | 0.290 INCHES MAXIMUM |
| OVERALL HEIGHT | 0.125 INCHES MINIMUM AND |
| 0.188 INCHES MAXIMUM |
| WASHER THICKNESS | 0.015 INCHES MINIMUM |
| WIDTH ACROSS FLATS | 0.213 INCHES MINIMUM AND |
| 0.221 INCHES MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | SOLUBLE LUBRICANT |
| TEMP RATING | 800.0 DEG FAHRENHEIT NOMINAL |
| PRECIOUS MATERIAL AND LOCATION | EXTERNAL SURFACE SILVER |