| MATERIAL | IRON OVERALL |
| HARDNESS RATING | 96.1 ROCKWELL C NOMINAL OVERALL |
| TEETH QUANTITY | 48 |
| TEETH TYPE | SINGLE HELIX |
| TOOTH FORM | STANDARD |
| TOOTH DIRECTION | RIGHT |
| PRESSURE ANGLE | 20.0000 DEGREES |
| HELIX ANGLE | 18.7665 DEGREES |
| STYLE DESIGNATOR | CONE SHAPE BODY, PROTRUDING HUB |
| PITCH DIAMETER | 5.0690 INCHES NOMINAL |
| NOMINAL OUTSIDE DIAMETER | 5.267 INCHES |
| FACE NOMINAL WIDTH | 0.750 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.688 INCHES SECOND END |
| BODY RECESS NOMINAL DEPTH | 0.688 INCHES FIRST END |
| BORE STYLE | PLAIN BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.751 INCHES BOTH ENDS |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| END NOMINAL LENGTH | 0.188 INCHES SECOND END |
| END NOMINAL DIAMETER | 2.438 INCHES SECOND END |
| FIRST STEP NOMINAL LENGTH | 0.195 INCHES SECOND END |
| FIRST STEP NOMINAL DIAMETER | 2.500 INCHES SECOND END |
| BODY STYLE | WEBBED, WITH LIGHTENING HOLES |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE TYPE AND QUANTITY | 3 PLAIN AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE NOMINAL DIAMETER | 0.328 INCHES AXIALLY THROUGH BODY, FIRST END |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 1.375 INCHES AXIALLY THROUGH BODY, FIRST END |
| SPECIAL FEATURES | LETTER C STAMPED ON 2 ND OF FACE BETWEEN TEETH 11 S PACESCCW FROM CENTER LINE BETWEEN CLOSE SPACED SECURING HOLES |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 66289 |
| DESIGN CONTROL REFERENCE | GB45A2 |