| HARDNESS RATING | 35.0 ROCKWELL C NOMINAL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT,PLAIN,CLINCH(SELF-CLINCHING,ROUND) |
| MATERIAL DOCUMENT AND CLASSIFICATION | CARBON STEEL MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD SIZE | 0.2500 INCHES |
| NUT DIAMETER | 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM |
| NUT HEIGHT | 0.226 INCHES NOMINAL |
| NUT STYLE | CLINCH |
| PILOT LENGTH | 0.049 INCHES MINIMUM AND 0.054 INCHES MAXIMUM |
| PILOT DIAMETER | 0.338 INCHES MINIMUM AND 0.343 INCHES MAXIMUM |
| SPECIFICATION/STANDARD DATA | 80205-NAS-45938/1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |
| THREAD QUANTITY PER INCH | 20 |