| ATTACHMENT METHOD | MOUNTING HOLE |
| BACKLASH DESIGNATION | GRADE C |
| BODY RECESS NOMINAL DEPTH | 4.062 INCHES FIRST END |
| BODY STYLE | WEBBED, WITH LIGHTENING HOLES |
| BORE STYLE | TAPERED W/KEYWAY SECOND END |
| FACE NOMINAL WIDTH | 2.125 INCHES |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| HUB NOMINAL DIAMETER | 3.000 INCHES SECOND END |
| HUB STYLE DESIGNATOR | PLAIN SECOND END |
| KEYWAY NOMINAL WIDTH | 0.3745 INCHES SECOND END |
| PITCH DIAMETER | 10.0000 INCHES NOMINAL |
| MATERIAL | STEEL OVERALL |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.500 INCHES AXIALLY THROUGH BODY FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) AXIALLY THROUGH BODY FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED AXIALLY THROUGH BODY FIRST END |
| NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.947 INCHES SECOND END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 4.0625 INCHES SECOND END |
| NOMINAL OUTSIDE DIAMETER | 10.249 INCHES |
| SPECIAL FEATURES | 63 MICROINCH AA FINISH ON TOOTH SURFACES,2 OPPPOSED 0.578 IN. HOLES WITH 0.375-18 NPT THD 0.500 DEEP IN BELL BODY PERPENDICULAR TO KEYWAY OF BORE,FIRST END BELL BODY COUNTERBORE TO 3.756 IN. MIN TO 3.757 IN. MAX DIA BY 1.187 IN. DEEP |
| PRECISION CLASSIFICATION | QUALITY NUMBER 6 |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | BELL SHAPE BODY, PROTRUDING HUB |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE OVERALL |
| TAPER MAJOR NOMINAL DIAMETER | 1.496 INCHES SECOND END |
| TEETH QUANTITY | 60 |
| TOOTH FORM | STUB |