| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BORE STYLE | W/COUNTERBORE COUNTERBORE, FIRST END |
| BORE NOMINAL DIAMETER | 0.531 INCHES COUNTERBORE, FIRST END |
| COUNTERBORE NOMINAL DIAMETER | 0.926 INCHES COUNTERBORE, FIRST END |
| COUNTERBORE NOMINAL DEPTH | 0.125 INCHES COUNTERBORE, FIRST END |
| FACE NOMINAL WIDTH | 0.250 INCHES |
| HARDNESS RATING | 200.0 BRINELL STANDARD MINIMUM AND 300.0 BRINELL STANDARD MAXIMUM OVERALL |
| HUB NOMINAL DIAMETER | 0.7485 INCHES FIRST END |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 8640 OVERALL |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.138 INCHES AXIALLY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC AXIALLY THROUGH HUB, FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED AXIALLY THROUGH HUB, FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.302 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 0.562 INCHES |
| PITCH DIAMETER | 1.1250 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB |
| SURFACE TREATMENT | PHOSPHATE OVERALL |
| TEETH QUANTITY | 36 |
| TOOTH FORM | STANDARD |