| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | SPOKED |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 3.875 INCHES AXIALLY THROUGH HUB, FIRST END |
| BORE STYLE | W/ KEYWAY BOTH ENDS |
| BORE NOMINAL DIAMETER | 3.143 INCHES BOTH ENDS |
| FACE NOMINAL WIDTH | 0.813 INCHES |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
| HUB NOMINAL DIAMETER | 4.625 INCHES FIRST END |
| KEYWAY NOMINAL WIDTH | 0.249 INCHES BOTH ENDS |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-M-16576,GRADE A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | COPPER ALLOY OVERALL |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.313 INCHES AXIALLY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 18 AXIALLY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC AXIALLY THROUGH HUB, FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 3 THREADED AXIALLY THROUGH HUB, FIRST END |
| NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 1.697 INCHES BOTH ENDS |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.282 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 10.122 INCHES |
| PITCH DIAMETER | 10.0630 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB |
| TEETH QUANTITY | 160 |
| TOOTH FORM | STANDARD |