| MATERIAL | STEEL COMP 1040 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE AND |
| AISI/SAE 1040 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 48.0 ROCKWELL C MINIMUM AND |
| 58.0 ROCKWELL C MAXIMUM OVERALL |
| TEETH QUANTITY | 40 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB |
| PITCH DIAMETER | 6.6666 INCHES NOMINAL |
| NOMINAL OVERALL LENGTH | 2.470 INCHES |
| NOMINAL OUTSIDE DIAMETER | 6.917 INCHES |
| FACE NOMINAL WIDTH | 1.278 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.192 INCHES FIRST END |
| BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| BORE NOMINAL DIAMETER | 2.000 INCHES BOTH ENDS |
| SPLINE QUANTITY | 23 BOTH ENDS |
| SPLINE PITCH DIAMETER | 1.9166 INCHES NOMINAL FIRST END |
| COUNTERBORE NOMINAL DEPTH | 0.843 INCHES SECOND END |
| COUNTERBORE NOMINAL DIAMETER | 2.167 INCHES SECOND END |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| END NOMINAL LENGTH | 1.002 INCHES FIRST END |
| END NOMINAL DIAMETER | 4.135 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.190 INCHES FIRST END |
| FIRST STEP NOMINAL DIAMETER | 4.530 INCHES FIRST END |
| BODY STYLE | PLAIN, SOLID |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE TYPE AND QUANTITY | 6 THREADED AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNF AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.375 INCHES AXIALLY THROUGH BODY, SECOND END |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 24 AXIALLY THROUGH BODY, FIRST END |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 4.000 INCHES AXIALLY THROUGH BODY, FIRST END |