| ATTACHMENT METHOD | MOUNTING HOLE |
| BORE STYLE | PLAIN BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS |
| FACE NOMINAL WIDTH | 0.157 INCHES |
| HUB NOMINAL DIAMETER | 0.813 INCHES FIRST END |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/4,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.138 INCHES TRANSVERSELY THROUGH HUB, FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.218 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 1.530 INCHES |
| NOMINAL OVERALL LENGTH | 0.375 INCHES |
| PITCH DIAMETER | 1.5000 INCHES NOMINAL |
| PRECISION CLASSIFICATION | QUALITY NUMBER 10 |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |
| TEETH QUANTITY | 96 |
| TOOTH FORM | STANDARD |