| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 8740 OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, SELF-LOCKING, 12 POINT, CAPTIVE WASHER |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.8750 INCHES |
| NUT STYLE | DOUBLE HEXAGON |
| OVERALL HEIGHT | 0.750 INCHES MINIMUM AND 0.770 INCHES MAXIMUM |
| WASHER OUTSIDE DIAMETER | 1.480 INCHES MAXIMUM |
| WASHER THICKNESS | 0.092 INCHES MINIMUM AND 0.107 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.990 INCHES MINIMUM AND 1.002 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-416, CL 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 14 |
| THREAD SERIES | UNJF |