| HEAD HEIGHT | 0.032 INCHES NOMINAL | 
| HEAD DIAMETER | 0.342 INCHES MINIMUM AND 0.372 INCHES MAXIMUM | 
| HEAD STYLE | FLAT | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-423,FORM 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | 
| MATERIAL | STEEL COMP 430 OVERALL | 
| NOMINAL THREAD SIZE | 0.164 INCHES | 
| NUT DIAMETER | 0.217 INCHES MINIMUM AND 0.221 INCHES MAXIMUM | 
| NUT LENGTH | 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM | 
| NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANK | 
| SHANK END TYPE | OPEN | 
| SPECIFICATION/STANDARD DATA | 80205-NAS1329 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | 
| SURFACE TREATMENT | PASSIVATE OVERALL | 
| THREAD CLASS | 3B | 
| THREAD DIRECTION | RIGHT-HAND | 
| THREAD QUANTITY PER INCH | 32 | 
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |