| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 2.500 INCHES AXIALLY THROUGH BODY FIRST END |
| BORE NOMINAL DIAMETER | 1.375 INCHES BOTH ENDS |
| BORE STYLE | W/ KEYWAY BOTH ENDS |
| END NOMINAL DIAMETER | 1.9681 INCHES FIRST END |
| END NOMINAL LENGTH | 0.7187 INCHES FIRST END |
| FACE NOMINAL WIDTH | 1.344 INCHES |
| FIRST STEP NOMINAL DIAMETER | 2.375 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.5938 INCHES FIRST END |
| HELIX ANGLE | 16.2166 DEGREES |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| KEYWAY NOMINAL WIDTH | 0.251 INCHES BOTH ENDS |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 3140 OVERALL |
| PITCH DIAMETER | 3.7029 INCHES NOMINAL |
| PRESSURE ANGLE | 14.5000 DEGREES |
| 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 | 3 THREADED AXIALLY THROUGH BODY FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.313 INCHES FIRST END |
| NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.8095 INCHES BOTH ENDS |
| NOMINAL OUTSIDE DIAMETER | 3.9225 INCHES |
| SPECIAL FEATURES | 2 PULLER HOLES 90 DEG FROM KEYWAY ON HUB END,1/2-13 THD SIZE BY 5/8 IN. DEEP; COUNTERBORE 2ND END,0.500 IN. DEEP BY 1.7505 IN. DIA |
| STYLE DESIGNATOR | PROTRUDING HUB |
| TEETH QUANTITY | 32 |
| TEETH TYPE | SINGLE HELIX |
| TOOTH DIRECTION | RIGHT |
| TOOTH FORM | STANDARD |