| COUNTERBORE DIAMETER | 0.227 INCHES MINIMUM  AND 0.234 INCHES MAXIMUM FIRST END | 
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | 
| MATERIAL | STEEL COMP 303 OVERALL | 
| PILOT DIAMETER | 0.267 INCHES MINIMUM AND 0.270 INCHES MAXIMUM | 
| PILOT LENGTH | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM | 
| NOMINAL THREAD SIZE | 0.190 INCHES | 
| NUT DIAMETER | 0.372 INCHES MINIMUM AND 0.378 INCHES MAXIMUM | 
| NUT COUNTERBORE DEPTH | 0.240 INCHES MINIMUM  AND 0.255 INCHES MAXIMUM FIRST END | 
| NUT HEIGHT | 0.359 INCHES MINIMUM AND 0.394 INCHES MAXIMUM | 
| NUT STYLE | CLINCH | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | 
| SURFACE TREATMENT | PASSIVATE OVERALL | 
| THREAD CLASS | 2B | 
| THREAD DIRECTION | RIGHT-HAND | 
| THREAD QUANTITY PER INCH | 32 | 
| THREAD SERIES | UNF |