| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| OVERALL HEIGHT | 0.487 INCHES MINIMUM AND 0.515 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | K-LOCK NUT WITH EXTERNAL TOOTH LOCK WASHER |
| MATERIAL | STEEL COMP 302 OVERALL |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| NUT HEIGHT | 0.117 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| NUT STYLE | EXTERNAL TOOTH |
| WASHER OUTSIDE DIAMETER | 0.370 INCHES MINIMUM AND 0.381 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.332 INCHES MINIMUM AND 0.344 INCHES MAXIMUM |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |