| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 8.0000 INCHES AXIALLY THROUGH BODY, FIRST END |
| BORE NOMINAL DIAMETER | 4.0115 INCHES BOTH ENDS |
| BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| FACE NOMINAL WIDTH | 2.5000 INCHES |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
| HUB NOMINAL DIAMETER | 5.0020 INCHES FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4340 OVERALL |
| MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.5000 INCHES AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC AXIALLY THROUGH BODY, FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 3.4380 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 15.0000 INCHES |
| NOMINAL OVERALL LENGTH | 8.0630 INCHES |
| PITCH DIAMETER | 13.5000 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| SPLINE PITCH DIAMETER | 3.8750 INCHES NOMINAL BOTH ENDS |
| SPLINE QUANTITY | 31 BOTH ENDS |
| STYLE DESIGNATOR | SOLID BACK RING, PROTRUDING HUB, RECESSED HUB |
| TEETH QUANTITY | 54 |
| TEETH TYPE | SPUR |
| TOOTH FORM | STANDARD |