| BODY STYLE | WEBBED, OFFSET, SOLID |
| BORE NOMINAL DIAMETER | 2.7500 INCHES BOTH ENDS |
| BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| END NOMINAL DIAMETER | 3.2500 INCHES FIRST END |
| END NOMINAL LENGTH | 2.8900 INCHES FIRST END |
| FACE NOMINAL WIDTH | 1.380 INCHES |
| FIRST STEP NOMINAL DIAMETER | 5.7500 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.2600 INCHES FIRST END |
| HARDNESS RATING | 85.0 ROCKWELL SUPERFICIAL 15-N MINIMUM OVERALL |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OVERALL |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 3.1500 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 9.1200 INCHES |
| NOMINAL OVERALL LENGTH | 5.4100 INCHES |
| PITCH DIAMETER | 8.1250 INCHES NOMINAL |
| PRESSURE ANGLE | 25.0000 DEGREES |
| SPLINE PITCH DIAMETER | 2.6250 INCHES NOMINAL BOTH ENDS |
| SPLINE QUANTITY | 42 BOTH ENDS |
| STYLE DESIGNATOR | SOLID BACK RING, PROTRUDING HUB, RECESSED HUB |
| TEETH QUANTITY | 65 |
| TEETH TYPE | SPUR |
| TOOTH FORM | STANDARD |