| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BORE NOMINAL DIAMETER | 0.406 INCHES BOTH ENDS |
| BORE STYLE | PLAIN BOTH ENDS |
| END NOMINAL DIAMETER | 0.495 INCHES SECOND END |
| END NOMINAL LENGTH | 0.125 INCHES SECOND END |
| FACE NOMINAL WIDTH | 0.309 INCHES |
| FIRST STEP NOMINAL DIAMETER | 0.750 INCHES SECOND END |
| FIRST STEP NOMINAL LENGTH | 0.123 INCHES SECOND END |
| HARDNESS RATING | 75.0 ROCKWELL B NOMINAL OVERALL |
| HUB STYLE DESIGNATOR | 1 STEP SECOND END |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
| HUB NOMINAL DIAMETER | 0.750 INCHES FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.138 INCHES TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 32 TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC TRANSVERSELY THROUGH HUB, FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.330 INCHES SECOND END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.0370 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 2.0086 INCHES |
| NOMINAL OVERALL LENGTH | 0.615 INCHES |
| PITCH DIAMETER | 2.0000 INCHES NOMINAL |
| PITCH ANGLE | 75.9666 DEGREES |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | SIDE FACE, FRONT HUB RECESSED, BACK HUB PROTRUDING |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |
| TEETH QUANTITY | 64 |
| TEETH TYPE | STRAIGHT |