| BASE THICKNESS | 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM | 
| BASE WIDTH | 0.295 INCHES MINIMUM AND 0.305 INCHES MAXIMUM | 
| COUNTERBORE DIAMETER | 0.194 INCHES MINIMUM NUT | 
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | 
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5525 ASSN STD 1ST MATERIAL RESPONSE  OR AMS5732 ASSN STD 2ND MATERIAL RESPONSE  OR AMS5737 ASSN STD 3RD MATERIAL RESPONSE OVERALL | 
| MATERIAL | IRON ALLOY 660 OVERALL | 
| NOMINAL THREAD SIZE | 0.190 INCHES | 
| NUT COUNTERBORE DEPTH | 0.350 INCHES MINIMUM NUT | 
| NUT HEIGHT | 0.520 INCHES MAXIMUM | 
| NUT LENGTH | 0.482 INCHES MINIMUM AND 0.492 INCHES MAXIMUM | 
| NUT STYLE | GANG CHANNEL, SELF LOCKING | 
| SPECIFICATION/STANDARD DATA | 80205-NAS1794 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | 
| SURFACE TREATMENT | PASSIVATE OVERALL | 
| TEMP RATING | 450.0 FAHRENHEIT MAXIMUM | 
| THREAD CLASS | 3B | 
| THREAD DIRECTION | RIGHT-HAND | 
| THREAD QUANTITY PER INCH | 32 | 
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |