| MATERIAL | STEEL OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 48.0 ROCKWELL C MINIMUM AND |
| 54.0 ROCKWELL C MAXIMUM TEETH |
| TEETH QUANTITY | 139 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUBS |
| PITCH DIAMETER | 13.9000 INCHES NOMINAL |
| NOMINAL OUTSIDE DIAMETER | 14.100 INCHES |
| FACE NOMINAL WIDTH | 1.000 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.264 INCHES FIRST END |
| 0.235 INCHES SECOND END |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| PLAIN SECOND END |
| HUB NOMINAL DIAMETER | 5.625 INCHES SECOND END |
| END NOMINAL LENGTH | 0.171 INCHES FIRST END |
| END NOMINAL DIAMETER | 4.875 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.093 INCHES FIRST END |
| FIRST STEP NOMINAL DIAMETER | 7.500 INCHES FIRST END |
| BODY STYLE | WEBBED, SOLID |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE TYPE AND QUANTITY | 6 COUNTERBORED AND |
| 4 PLAIN AND |
| 4 THREADED AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE NOMINAL DIAMETER | 0.562 INCHES AND |
| 0.265 INCHES AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.375 INCHES AXIALLY THROUGH BODY, FIRST END |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 11.500 INCHES AND |
| 6.625 INCHES AND |
| 5.062 INCHES AXIALLY THROUGH BODY, FIRST END |