| MATERIAL | STEEL COMP 1137 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE AND |
| AISI/SAE 1137 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 13.0 ROCKWELL C MINIMUM AND |
| 24.0 ROCKWELL C MAXIMUM OVERALL |
| TEETH QUANTITY | 19 |
| TEETH TYPE | SINGLE HELIX |
| TOOTH FORM | STANDARD |
| TOOTH DIRECTION | LEFT |
| PRESSURE ANGLE | 14.5000 DEGREES |
| HELIX ANGLE | 39.6450 DEGREES |
| STYLE DESIGNATOR | HUBLESS |
| PITCH DIAMETER | 2.4675 INCHES NOMINAL |
| NOMINAL OUTSIDE DIAMETER | 2.665 INCHES |
| FACE NOMINAL WIDTH | 0.750 INCHES |
| BORE STYLE | W/ KEYWAY BOTH ENDS |
| BORE NOMINAL DIAMETER | 1.248 INCHES BOTH ENDS |
| KEYWAY NOMINAL WIDTH | 0.253 INCHES BOTH ENDS |
| NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.718 INCHES BOTH ENDS |
| BODY STYLE | PLAIN, SOLID |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.313 INCHES AXIALLY THROUGH BODY, FIRST END |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 1.750 INCHES AXIALLY THROUGH BODY, FIRST END |