| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY RECESS NOMINAL DEPTH | 0.124 INCHES SECOND END |
| BODY STYLE | WEBBED, SOLID |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 9.750 INCHES AXIALLY THROUGH HUB FIRST END |
| BORE NOMINAL DIAMETER | 8.267 INCHES BOTH ENDS |
| BORE STYLE | W/COUNTERBORE BOTH ENDS |
| COUNTERBORE NOMINAL DIAMETER | 9.010 INCHES FIRST END |
| COUNTERBORE NOMINAL DEPTH | 0.1420 INCHES FIRST END |
| FACE NOMINAL WIDTH | 0.750 INCHES |
| HARDNESS RATING | 60.0 ROCKWELL C NOMINAL OVERALL |
| HUB NOMINAL DIAMETER | 10.750 INCHES FIRST END |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | -S-13048 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| PITCH DIAMETER | 18.3333 INCHES NOMINAL |
| MATERIAL | STEEL COMP 8620H OVERALL |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.500 INCHES TRANSVERSELY THROUGH HUB BETWEEN FIRSTEND FLANGE AND BODY |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 20 AXIALLY THROUGH HUB FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNF AXIALLY THROUGH HUB FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 8 THREADED AXIALLY THROUGH HUB FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.187 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 18.433 INCHES |
| NOMINAL OVERALL LENGTH | 0.937 INCHES |
| PRESSURE ANGLE | 25.0000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY |
| TEETH QUANTITY | 110 |
| TOOTH FORM | STANDARD |