| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | WEBBED, OFFSET, SOLID |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 1.750 INCHES AXIALLY THROUGH BODY, FIRST END |
| BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.985 INCHES FIRST END |
| COUNTERBORE NOMINAL DEPTH | 1.690 INCHES FIRST END |
| COUNTERBORE NOMINAL DIAMETER | 1.060 INCHES FIRST END |
| FACE NOMINAL WIDTH | 0.500 INCHES |
| HARDNESS RATING | 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL |
| HUB NOMINAL DIAMETER | 1.378 INCHES FIRST END |
| HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |
| MATERIAL DOCUMENT AND CLASSIFICATION | -S-13048 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 8620H OVERALL |
| MOUNTING HOLE NOMINAL DIAMETER | 0.270 INCHES TRANSVERSELY THROUGH BOTTOM |
| MOUNTING HOLE TYPE AND QUANTITY | 3 PLAIN AXIALLY THROUGH BODY, FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.218 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 5.555 INCHES |
| NOMINAL OVERALL LENGTH | 2.603 INCHES |
| PITCH DIAMETER | 5.4167 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| SPLINE PITCH DIAMETER | 0.9090 INCHES NOMINAL FIRST END |
| SPLINE QUANTITY | 18 BOTH ENDS |
| STYLE DESIGNATOR | BELL SHAPE BODY, PROTRUDING HUBS |
| TEETH QUANTITY | 65 |
| TOOTH FORM | STANDARD |