| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | WEBBED, OFFSET, SOLID |
| BODY RECESS NOMINAL DEPTH | 0.875 INCHES SECOND END |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 6.750 INCHES AXIALLY THROUGH BODY, FIRST END |
| BORE STYLE | TAPERED W/KEYWAY BOTH ENDS |
| END NOMINAL DIAMETER | 2.750 INCHES FIRST END |
| END NOMINAL LENGTH | 0.375 INCHES FIRST END |
| FACE NOMINAL WIDTH | 2.750 INCHES |
| FIRST STEP NOMINAL DIAMETER | 4.125 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.625 INCHES FIRST END |
| HARDNESS RATING | 285.0 BRINELL STANDARD MINIMUM AND 325.0 BRINELL STANDARD MAXIMUM OVERALL |
| HELIX ANGLE | 30.0483 DEGREES |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| KEYWAY NOMINAL WIDTH | 0.501 INCHES BOTH ENDS |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-890,ALLOY NO. 4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| MOUNTING HOLE NOMINAL DIAMETER | 0.750 INCHES AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 2 PLAIN AXIALLY THROUGH BODY, FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.500 INCHES FIRST END |
| NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 1.403 INCHES BOTH ENDS |
| NOMINAL OUTSIDE DIAMETER | 11.842 INCHES |
| PITCH DIAMETER | 11.6250 INCHES NOMINAL |
| PRESSURE ANGLE | 14.5000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY |
| TEETH QUANTITY | 93 |
| TEETH TYPE | SINGLE HELIX |
| TAPER MAJOR NOMINAL DIAMETER | 2.244 INCHES FIRST END |
| TOOTH DIRECTION | LEFT |
| TOOTH FORM | STANDARD |