| COUNTERBORE DIAMETER | 0.112 INCHES MINIMUM AND 0.142 INCHES MAXIMUM NUT |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| III PRECIOUS MATERIAL AND LOCATION | OVERALL SILVER |
| III PRECIOUS MATERIAL | SILVER |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.112 INCHES |
| NUT COUNTERBORE DEPTH | 0.005 INCHES MINIMUM AND 0.027 INCHES MAXIMUM NUT |
| NUT STYLE | HEXAGON |
| OVERALL HEIGHT | 0.125 INCHES MAXIMUM |
| WASHER OUTSIDE DIAMETER | 0.206 INCHES MAXIMUM |
| WASHER THICKNESS | 0.010 INCHES MINIMUM |
| WIDTH ACROSS FLATS | 0.150 INCHES MINIMUM AND 0.158 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | D.T.D 939,FSCM K4975 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | SILVER OVERALL |
| TEMP RATING | 450.0 DEG CELSIUS MAXIMUM |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 40 |
| THREAD SERIES | UNC |