| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BORE NOMINAL DIAMETER | 0.251 INCHES BOTH ENDS |
| BORE STYLE | PLAIN BOTH ENDS |
| END NOMINAL DIAMETER | 0.435 INCHES FIRST END |
| END NOMINAL LENGTH | 0.420 INCHES FIRST END |
| FACE NOMINAL WIDTH | 0.060 INCHES |
| FIRST STEP NOMINAL DIAMETER | 0.625 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.023 INCHES FIRST END |
| HARDNESS RATING | 262.0 BRINELL STANDARD NOMINAL OVERALL |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS303 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 303 OVERALL |
| PITCH DIAMETER | 0.7888 INCHES MINIMUM AND 0.7916 INCHES MAXIMUM |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.138 INCHES TRANSVERSELY THROUGH HUB FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED TRANSVERSELY THROUGH HUB FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.441 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 0.834 INCHES |
| PRESSURE ANGLE | 20.0000 DEGREES |
| SPECIAL FEATURES | GROOVE LOCATED ON 1ST END HUB 0.020 IN. W,0.405 IN. DIA |
| STYLE DESIGNATOR | PROTRUDING HUB |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| TEETH QUANTITY | 38 |
| TOOTH FORM | STANDARD |