| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, WITH LIGHTENING HOLES |
| BORE STYLE | W/COUNTERBORE BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.187 INCHES BOTH ENDS |
| COUNTERBORE NOMINAL DEPTH | 0.094 INCHES SECOND END |
| COUNTERBORE NOMINAL DIAMETER | 0.281 INCHES SECOND END |
| END NOMINAL DIAMETER | 0.250 INCHES FIRST END |
| END NOMINAL LENGTH | 0.125 INCHES FIRST END |
| FACE NOMINAL WIDTH | 0.125 INCHES |
| FIRST STEP NOMINAL DIAMETER | 0.625 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.410 INCHES FIRST END |
| HUB NOMINAL DIAMETER | 0.343 INCHES SECOND END |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| HUB STYLE DESIGNATOR | PLAIN SECOND END |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE TEETH |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE HUB |
| MATERIAL | ALUMINUM ALLOY 2024 TEETH |
| MATERIAL | STEEL COMP 416 HUB |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.112 INCHES TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE NOMINAL DIAMETER | 0.057 INCHES TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 40 TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 1 PLAIN AND 1 THREADED TRANSVERSELY THROUGH HUB, FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.043 INCHES SECOND END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.535 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 2.500 INCHES |
| NOMINAL OVERALL LENGTH | 0.703 INCHES |
| SPECIAL FEATURES | 60 DEG CHAMFER FROM COUNTERBORE TO BORE |
| PITCH DIAMETER | 2.4583 INCHES NOMINAL |
| PRESSURE ANGLE | 14.5000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUBS |
| SURFACE TREATMENT | PASSIVATE HUB |
| TEETH QUANTITY | 118 |
| TOOTH FORM | STANDARD |