| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BORE NOMINAL DIAMETER | 4.0 MILLIMETERS BOTH ENDS |
| BORE STYLE | W/COUNTERBORE BOTH ENDS |
| COUNTERBORE NOMINAL DEPTH | 0.3 MILLIMETERS BOTH ENDS |
| COUNTERBORE NOMINAL DIAMETER | 2.0 MILLIMETERS BOTH ENDS |
| FACE NOMINAL WIDTH | 1.3 MILLIMETERS |
| FIRST GROOVE NOMINAL DIAMETER | 7.3 MILLIMETERS FIRST END |
| FIRST GROOVE NOMINAL WIDTH | 0.7 MILLIMETERS FIRST END |
| HUB NOMINAL DIAMETER | 7.9 MILLIMETERS FIRST END |
| HUB STYLE DESIGNATOR | 1 GROOVE FIRST END |
| MATERIAL | ALUMINUM ALLOY 7075 OVERALL |
| MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 1.0 MILLIMETERS 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 | 6.6 MILLIMETERS FIRST END |
| NOMINAL DISTANCE FROM END TO FIRST GROOVE | 4.5 MILLIMETERS FIRST END |
| NOMINAL OUTSIDE DIAMETER | 37.0 MILLIMETERS |
| PITCH DIAMETER | 36.0 MILLIMETERS NOMINAL |
| PRESSURE ANGLE | 2.0000 DEGREES |
| SPECIAL FEATURES | WEBBING ON ONE SIDE OF GEAR |
| STYLE DESIGNATOR | PROTRUDING HUB |
| TEETH QUANTITY | 72 |