| HEAD COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| HEAD DIAMETER | 0.323 INCHES NOMINAL |
| HEAD STYLE | FLAT COUNTERSUNK |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-430 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | ALUMINUM ALLOY 5056 OR ALUMINUM ALLOY 6053 OVERALL |
| NOMINAL THREAD SIZE | 0.1380 INCHES |
| NUT DIAMETER | 0.185 INCHES MINIMUM AND 0.189 INCHES MAXIMUM |
| NUT LENGTH | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM |
| NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANK |
| SHANK END TYPE | OPEN |
| SPECIFICATION/STANDARD DATA | 80205-NAS1330 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-H-8625 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |