| MATERIAL | STEEL COMP 1045 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 82.9 ROCKWELL B MINIMUM AND |
| 96.4 ROCKWELL B MAXIMUM OVERALL |
| TEETH QUANTITY | 56 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | ONE PROTRUDING HUB, ONE RECESSED HUB |
| PITCH DIAMETER | 7.0000 INCHES NOMINAL |
| NOMINAL OUTSIDE DIAMETER | 7.247 INCHES |
| FACE NOMINAL WIDTH | 1.000 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.812 INCHES FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.375 INCHES SECOND END |
| BORE STYLE | W/ KEYWAY BOTH ENDS |
| BORE NOMINAL DIAMETER | 1.250 INCHES BOTH ENDS |
| KEYWAY NOMINAL WIDTH | 0.243 INCHES BOTH ENDS |
| NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.741 INCHES BOTH ENDS |
| HUB STYLE DESIGNATOR | 2 STEPS FIRST END |
| PLAIN SECOND END |
| HUB NOMINAL DIAMETER | 2.125 INCHES SECOND END |
| END NOMINAL LENGTH | 0.062 INCHES FIRST END |
| END NOMINAL DIAMETER | 1.500 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.250 INCHES FIRST END |
| FIRST STEP NOMINAL DIAMETER | 1.750 INCHES FIRST END |
| SECOND STEP NOMINAL LENGTH | 0.499 INCHES FIRST END |
| SECOND STEP NOMINAL DIAMETER | 2.125 INCHES FIRST END |
| BODY STYLE | WEBBED, SOLID |