| ATTACHMENT METHOD | MOUNTING HOLE | 
| BODY STYLE | PLAIN, SOLID | 
| BORE NOMINAL DIAMETER | 0.156 INCHES COUNTER BORE SECOND END | 
| BORE STYLE | W/COUNTERBORE COUNTER BORE SECOND END | 
| COUNTERBORE NOMINAL DEPTH | 0.094 INCHES COUNTER BORE SECOND END | 
| COUNTERBORE NOMINAL DIAMETER | 0.266 INCHES COUNTER BORE SECOND END | 
| FACE NOMINAL WIDTH | 0.145 INCHES | 
| HUB NOMINAL DIAMETER | 0.3750 INCHES FIRST END | 
| HUB STYLE DESIGNATOR | PLAIN FIRST END | 
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-15035,TYPE FBI MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | 
| MATERIAL | PLASTIC PHENOLIC OVERALL | 
| PITCH DIAMETER | 1.1689 INCHES NOMINAL | 
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.112 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 | 2 THREADED TRANSVERSELY THROUGH HUB FIRST END | 
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.2143 INCHES FIRST END | 
| NOMINAL OUTSIDE DIAMETER | 1.198 INCHES | 
| PRESSURE ANGLE | 14.5000 DEGREES | 
| STYLE DESIGNATOR | PROTRUDING HUB | 
| TEETH QUANTITY | 75 | 
| TOOTH FORM | STANDARD |