| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY RECESS NOMINAL DEPTH | 0.312 INCHES FIRST END |
| BODY RECESS NOMINAL DEPTH | 0.313 INCHES SECOND END |
| BODY STYLE | WEBBED, SOLID |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 17.000 INCHES AXIALLY THROUGH BODY, FIRST END |
| BORE STYLE | W/COUNTERBORE BOTH ENDS |
| BORE NOMINAL DIAMETER | 15.625 INCHES BOTH ENDS |
| COUNTERBORE NOMINAL DEPTH | 0.688 INCHES COUNTERBORE, FIRST END |
| COUNTERBORE NOMINAL DEPTH | 0.687 INCHES COUNTER BORE, SECOND END |
| COUNTERBORE NOMINAL DIAMETER | 18.218 INCHES COUNTERBORE, FIRST END |
| COUNTERBORE NOMINAL DIAMETER | 18.500 INCHES COUNTER BORE, SECOND END |
| FACE NOMINAL WIDTH | 4.000 INCHES |
| III HARDNESS RATING | 19.4 ROCKWELL C MINIMUM AND 20.5 ROCKWELL C MAXIMUM BODY |
| III HARDNESS RATING | 55.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM TEETH |
| III MATERIAL | STEEL OVERALL |
| PITCH DIAMETER | 21.9640 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| PROPRIETARY CHARACTERISTICS | PACS |
| MOUNTING HOLE NOMINAL DIAMETER | 0.750 INCHES AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 12 PLAIN AXIALLY THROUGH BODY, FIRST END |
| NOMINAL OUTSIDE DIAMETER | 22.4350 INCHES |
| STYLE DESIGNATOR | HUBLESS, RECESSED BODY |
| TEETH QUANTITY | 53 |
| TOOTH FORM | STANDARD |