| ATTACHMENT METHOD | MOUNTING HOLE |
| ARC NOMINAL LENGTH | 0.312 INCHES |
| BORE NOMINAL DIAMETER | 0.124 INCHES BOTH ENDS |
| BORE STYLE | W/COUNTERBORE BOTH ENDS |
| COUNTERBORE NOMINAL DEPTH | 0.110 INCHES BOTH ENDS |
| COUNTERBORE NOMINAL DIAMETER | 0.330 INCHES BOTH ENDS |
| FACE NOMINAL WIDTH | 0.125 INCHES |
| MATERIAL | ALUMINUM ALLOY OVERALL |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.086 INCHES TRANSVERSELY THROUGH HUB FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED TRANSVERSELY THROUGH HUB FIRST END |
| NOMINAL OUTSIDE RADIUS | 0.515 INCHES |
| PITCH RADIUS | 0.5000 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| SPECIAL FEATURES | HUB ON ONE END |
| STYLE DESIGNATOR | PLAIN RING |
| TEETH QUANTITY | 10 |