| ATTACHMENT METHOD | MOUNTING HOLE |
| ARC NOMINAL LENGTH | 9.425 INCHES |
| BORE NOMINAL DIAMETER | 2.000 INCHES COUNTERBORE FIRST END |
| BORE STYLE | W/COUNTERBORE COUNTERBORE FIRST END |
| COUNTERBORE NOMINAL DEPTH | 2.512 INCHES COUNTERBORE FIRST END |
| COUNTERBORE NOMINAL DIAMETER | 0.137 INCHES COUNTERBORE FIRST END |
| FACE NOMINAL WIDTH | 0.560 INCHES |
| HARDNESS RATING | 20.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.138 INCHES AND 0.172 INCHES AXIALLY THROUGH BODY FIRST END |
| MOUNTING HOLE NOMINAL DIAMETER | 0.189 INCHES AND 0.135 INCHES AXIALLY THROUGH BODY FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) AXIALLY THROUGH BODY FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 4 THREADED AND 5 PLAIN AND 10 THREADED AND 2 PLAIN AND 1 PLAIN AXIALLY THROUGH BODY FIRST END |
| NOMINAL OUTSIDE RADIUS | 3.043 INCHES |
| PITCH RADIUS | 3.0000 INCHES NOMINAL |
| PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | HUBLESS |
| TEETH QUANTITY | 72 |
| TOOTH FORM | STANDARD |