| ATTACHMENT METHOD | MOUNTING HOLE |
| BORE NOMINAL DIAMETER | 0.188 INCHES BOTH ENDS |
| BORE STYLE | PLAIN BOTH ENDS |
| FACE NOMINAL WIDTH | 0.562 INCHES |
| HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| HUB STYLE DESIGNATOR | PINNED FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| PITCH DIAMETER | 0.3128 INCHES NOMINAL |
| MATERIAL | STEEL OVERALL |
| MOUNTING HOLE NOMINAL DIAMETER | 0.052 INCHES TRANSVERSELY THROUGH HUB FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 1 PLAIN TRANSVERSELY THROUGH HUB FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.188 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 0.344 INCHES |
| NOMINAL OVERALL LENGTH | 0.750 INCHES |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD FORM DIRECTION | RIGHT-HAND |
| THREAD FORM QUANTITY | 1 |