| ATTACHMENT METHOD | MOUNTING HOLE |
| BORE STYLE | PLAIN FIRST END |
| END NOMINAL DIAMETER | 0.250 INCHES FIRST END |
| END NOMINAL LENGTH | 0.208 INCHES FIRST END |
| FACE NOMINAL WIDTH | 0.094 INCHES |
| FIRST STEP NOMINAL DIAMETER | 0.4375 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.010 INCHES FIRST END |
| HARDNESS RATING | 25.0 ROCKWELL C NOMINAL OVERALL |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS 416 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| PITCH DIAMETER | 0.5833 INCHES NOMINAL |
| MATERIAL | STEEL OVERALL |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.138 INCHES AXIALLY THROUGH HUB FIRST END |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 32 AXIALLY THROUGH HUB FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) AXIALLY THROUGH HUB FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED AXIALLY THROUGH HUB FIRST END |
| PRESSURE ANGLE | 14.5000 DEGREES |
| SPECIAL FEATURES | ONE 0.035 IN. DIA HOLE THROUGH GEAR CONCENTRIC W/ CENTERLINE OF TEETH 0.179 IN FROM CENTERLINE OF BORE; BORE PROVISION INCLUDED; BORE DIAMETER 0.1719MIN 0.1722MAX IN.; BORE LENGTH 0.281MIN 0.282MAX IN.; OVERALL LENGTH 0.312MIN 0.313MAX IN.; OUTSIDE DIA 0.6271MIN 0.6301MAX IN.; DISTANCE FROM FIRST END HUB END TO FACE OF GEAR 0.218MIN 0.219 MAX IN.; DEPTH FROM SECOND END FACE OF TEETH TO FACE OF BORE 0.03MIN 0.032MAX IN.; WEB LOCATION ON GEAR TEETH CENTERLINE; CIRCULAR PITCH 0.06545 IN. |
| STYLE DESIGNATOR | ONE PROTRUDING HUB, ONE RECESSED HUB |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| TEETH QUANTITY | 28 |
| TOOTH FORM | STANDARD |