| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY RECESS NOMINAL DEPTH | 0.124 INCHES SECOND END |
| BODY STYLE | PLAIN, SOLID |
| BORE STYLE | W/COUNTERBORE BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS |
| COUNTERBORE NOMINAL DIAMETER | 1.250 INCHES SECOND END |
| COUNTERBORE NOMINAL DEPTH | 0.344 INCHES SECOND END |
| END NOMINAL DIAMETER | 0.499 INCHES FIRST END |
| END NOMINAL LENGTH | 0.625 INCHES FIRST END |
| FACE NOMINAL WIDTH | 0.468 INCHES |
| FIRST STEP NOMINAL LENGTH | 1.875 INCHES FIRST END |
| FIRST STEP NOMINAL DIAMETER | 0.938 INCHES FIRST END |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL |
| HUB STYLE DESIGNATOR | 3 STEPS FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000,COND C4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4340 OVERALL |
| MOUNTING HOLE NOMINAL DIAMETER | 0.190 INCHES AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 6 PLAIN AXIALLY THROUGH BODY, FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 3.032 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 2.375 INCHES |
| SPECIAL FEATURES | 3 HOLES THROUGH FIRST STEP OF HUB EQUALLY SPACED 0.186 IN.MIN,0.191 IN.MAX DIA. ANGULAR LOCATION MAY VARY FREELY |
| PITCH DIAMETER | 2.3125 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| SECOND STEP NOMINAL DIAMETER | 1.001 INCHES FIRST END |
| SECOND STEP NOMINAL LENGTH | 0.781 INCHES FIRST END |
| STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY |
| TEETH QUANTITY | 74 |
| THIRD STEP NOMINAL DIAMETER | 1.500 INCHES FIRST END |
| THIRD STEP NOMINAL LENGTH | 0.626 INCHES FIRST END |
| TOOTH FORM | STANDARD |