| HEAD DIAMETER | 0.4689 INCHES MINIMUM AND 0.4739 INCHES MAXIMUM |
| HEAD COUNTERSINK ANGLE | 100.00 DEGREES NOMINAL |
| HEAD HEIGHT | 0.0659 INCHES MINIMUM AND 0.0679 INCHES MAXIMUM |
| HEAD STYLE | FLAT COUNTERSUNK REVERSE KEYED |
| KEY LENGTH | 0.0659 INCHES MINIMUM AND 0.0679 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5056 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 5056 OVERALL |
| NOMINAL THREAD SIZE | 0.190 INCHES |
| NUT DIAMETER | 0.309 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| NUT LENGTH | 0.558 INCHES MINIMUM AND 0.578 INCHES MAXIMUM |
| NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANK |
| SHANK END TYPE | OPEN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNF |