| BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.592 INCHES BOTH ENDS |
| COUNTERBORE NOMINAL DEPTH | 0.625 INCHES FIRST END |
| COUNTERBORE NOMINAL DIAMETER | 0.656 INCHES FIRST END |
| FACE NOMINAL WIDTH | 0.688 INCHES |
| FACE TYPE | STRAIGHT |
| HARDNESS RATING | 36.0 ROCKWELL C NOMINAL OVERALL |
| HELIX ANGLE | 81.8466 DEGREES |
| HUB NOMINAL DIAMETER | 0.875 INCHES FIRST END |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OVERALL |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.625 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 1.077 INCHES |
| NOMINAL OVERALL LENGTH | 1.312 INCHES |
| PITCH DIAMETER | 1.0079 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| SPLINE PITCH DIAMETER | 0.5312 INCHES NOMINAL FIRST END |
| SPLINE QUANTITY | 17 FIRST END |
| STYLE DESIGNATOR | PROTRUDING HUB |
| THREAD FORM DIRECTION | RIGHT-HAND |
| THREAD FORM QUANTITY | 4 |