| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY RECESS NOMINAL DEPTH | 0.620 INCHES SECOND END |
| BODY STYLE | WEBBED, OFFSET, SOLID |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 3.500 INCHES AXIALLY THROUGH BODY FIRST END |
| BORE NOMINAL DIAMETER | 2.8757 INCHES FIRST END |
| BORE STYLE | W/ KEYWAY BOTH ENDS |
| FACE NOMINAL WIDTH | 1.380 INCHES |
| HARDNESS RATING | 55.0 ROCKWELL C MINIMUM AND 59.0 ROCKWELL C MAXIMUM OVERALL |
| HELIX ANGLE | 12.5000 DEGREES |
| HUB NOMINAL DIAMETER | 4.250 INCHES FIRST END |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
| KEYWAY NOMINAL WIDTH | 0.750 INCHES BOTH ENDS |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| PITCH DIAMETER | 10.5500 INCHES NOMINAL |
| MATERIAL | STEEL COMP 8625 OVERALL |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.375 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 | 6 THREADED AXIALLY THROUGH BODY FIRST END |
| NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 1.8125 INCHES FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.250 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 10.745 INCHES |
| PRESSURE ANGLE | 20.0000 DEGREES |
| SPECIAL FEATURES | 0.1880 IN RADIUS ON BB END OF WEBBING |
| STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY |
| TEETH QUANTITY | 103 |
| TEETH TYPE | SINGLE HELIX |
| TOOTH DIRECTION | RIGHT |
| TOOTH FORM | STANDARD |