| HEAD DIAMETER | 0.529 INCHES NOMINAL0.529 INCHES NOMINAL |
| HEAD COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL100.0 DEGREES NOMINAL |
| HEAD STYLE | FLAT COUNTERSUNKFLAT COUNTERSUNK |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 6053 OVERALLALUMINUM ALLOY 6053 OVERALL |
| NOMINAL THREAD SIZE | 0.250 INCHES0.250 INCHES |
| NUT DIAMETER | 0.328 INCHES MINIMUM AND 0.328 INCHES MINIMUM AND 0.332 INCHES MAXIMUM0.332 INCHES MAXIMUM |
| NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANKBLIND RIVET W/SMOOTH ROUND SHANK |
| NUT LENGTH | 1.110 INCHES MINIMUM AND 1.110 INCHES MINIMUM AND 1.140 INCHES MAXIMUM1.140 INCHES MAXIMUM |
| SHANK END TYPE | CLOSEDCLOSED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALLMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALLANODIZE OVERALL |
| THREAD CLASS | 3B3B |
| THREAD DIRECTION | RIGHT-HANDRIGHT-HAND |
| THREAD QUANTITY PER INCH | 2020 |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC)UNIFIED NATIONAL COARSE (UNC) |