| ATTACHMENT METHOD | MOUNTING HOLE |
| BACKLASH DESIGNATION | GRADE A |
| BODY STYLE | WEBBED, SOLID |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 4.125 INCHES AXIALLY THROUGH BODY FIRST END |
| BORE NOMINAL DIAMETER | 3.1250 INCHES BOTH ENDS |
| BORE STYLE | PLAIN BOTH ENDS |
| COUNTERBORE NOMINAL DIAMETER | 3.543 INCHES SECOND END |
| COUNTERBORE NOMINAL DEPTH | 1.422 INCHES SECOND END |
| FACE NOMINAL WIDTH | 1.750 INCHES |
| HELIX ANGLE | 16.4556 DEGREES |
| HUB NOMINAL DIAMETER | 4.875 INCHES SECOND END |
| HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 4340H ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| PITCH DIAMETER | 6.5000 INCHES NOMINAL |
| MATERIAL | STEEL COMP 4340H OVERALL |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.375 INCHES AXIALLY THROUGH BODY FIRST END |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 16 AXIALLY THROUGH BODY FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) AXIALLY THROUGH BODY FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 4 THREADED AXIALLY THROUGH BODY FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.063 INCHES FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.171 INCHES SECOND END |
| NOMINAL OVERALL LENGTH | 1.813 INCHES |
| NOMINAL OUTSIDE DIAMETER | 6.757 INCHES |
| PRESSURE ANGLE | 19.2416 DEGREES |
| STYLE DESIGNATOR | ONE PROTRUDING HUB, ONE RECESSED HUB |
| TEETH QUANTITY | 48 |
| TEETH TYPE | SINGLE HELIX |
| TOOTH FORM | STANDARD |
| TOOTH DIRECTION | LEFT |