| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| OVERALL HEIGHT | 0.250 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5736 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON ALLOY 660 OVERALL |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| NUT STYLE | DOUBLE HEXAGON |
| PRECIOUS MATERIAL | SILVER |
| WASHER OUTSIDE DIAMETER | 0.281 INCHES MAXIMUM |
| WASHER THICKNESS | 0.040 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.212 INCHES MINIMUM AND 0.220 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | SILVER OVERALL |
| TEMP RATING | 1200.0 FAHRENHEIT NOMINAL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNJC |