| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| OVERALL HEIGHT | 0.275 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5697 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5647 ASSN STD 2ND MATERIAL RESPONSE NUT |
| MATERIAL | STEEL COMP 304 OR STEEL COMP 304L NUT |
| MATERIAL | STEEL COMP 630 WASHER |
| NOMINAL THREAD SIZE | 0.190 INCHES |
| NUT STYLE | HEXAGON |
| WASHER OUTSIDE DIAMETER | 0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM |
| WASHER THICKNESS | 0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |