| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT - 6 POINT, CAPTIVE WASHER, SELF-LOCKING |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.1640 INCHES |
| NUT STYLE | HEXAGON |
| OVERALL HEIGHT | 0.240 INCHES MAXIMUM |
| SPECIAL FEATURES | WIDTH ACROSS POINTS 0.242" MIN; MATERIAL CRES A286 (UNS S66288); LUBRICANT COAT PER AS5272; APPLICATION TEMP 450 DEG F; FOR USE ON STANDARD TO 0.032 OVERSIZE SHANK TITANIUM BOLTS |
| WASHER OUTSIDE DIAMETER | 0.340 INCHES MAXIMUM |
| WASHER THICKNESS | 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.212 INCHES MINIMUM AND 0.220 INCHES MAXIMUM |
| SURFACE TREATMENT | PASSIVATE AND DISULFIDE MOLYBDENUM OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNJC |