| BODY DIAMETER | 0.306 INCHES MINIMUM AND 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM0.312 INCHES MAXIMUM |
| FLANGE DIAMETER | 0.500 INCHES NOMINAL0.500 INCHES NOMINAL |
| FLANGE THICKNESS | 0.040 INCHES MINIMUM AND 0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM0.046 INCHES MAXIMUM |
| HOLE TYPE | THREADED-COUNTERBOREDTHREADED-COUNTERBORED |
| INSERT STYLE | PROTRUDING FLANGEPROTRUDING FLANGE |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMATE OVERALL |
| THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.164-32 UNIFIED NATIONAL COARSE (UNC) |