| 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 OR |
| AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND |
| CHROMATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC 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 |
| NUT COUNTERBORE DEPTH | 0.006 INCHES MINIMUM AND |
| 0.031 INCHES MAXIMUM WASHER |
| COUNTERBORE DIAMETER | 0.164 INCHES MINIMUM AND |
| 0.194 INCHES MAXIMUM WASHER |
| LUBRICATION | DRY FILM LUBRICANT |
| TEMP RATING | 450.0 DEG FAHRENHEIT MAXIMUM |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 96906 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS14222-08 |