| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS |
| BORE STYLE | PLAIN BOTH ENDS |
| END NOMINAL DIAMETER | 0.298 INCHES FIRST END |
| END NOMINAL LENGTH | 0.060 INCHES FIRST END |
| FACE NOMINAL WIDTH | 0.125 INCHES |
| FIRST STEP NOMINAL DIAMETER | 0.318 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.060 INCHES FIRST END |
| HUB STYLE DESIGNATOR | 2 STEPS FIRST END |
| MATERIAL | COPPER ALLOY OVERALL |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 32 TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.164 INCHES TRANSVERSELY THROUGH HUB, FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.435 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 3.542 INCHES |
| PITCH DIAMETER | 3.5000 INCHES NOMINAL |
| PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| PRESSURE ANGLE | 20.0000 DEGREES |
| SECOND STEP NOMINAL DIAMETER | 0.500 INCHES FIRST END |
| SECOND STEP NOMINAL LENGTH | 0.215 INCHES FIRST END |
| STYLE DESIGNATOR | PROTRUDING HUB |
| TEETH QUANTITY | 168 |
| TOOTH FORM | STANDARD |