| MATERIAL | STEEL OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-13048 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND |
| 32.0 ROCKWELL C MAXIMUM OVERALL |
| TEETH QUANTITY | 40 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 14.5000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB |
| PITCH RADIUS | 2.5000 INCHES NOMINAL |
| NOMINAL OVERALL LENGTH | 0.750 INCHES |
| FACE NOMINAL WIDTH | 0.562 INCHES |
| NOMINAL OUTSIDE RADIUS | 2.5705 INCHES |
| ARC NOMINAL LENGTH | 2.9530 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.2190 INCHES FIRST END |
| BORE STYLE | W/ KEYWAY BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.625 INCHES BOTH ENDS |
| KEYWAY NOMINAL WIDTH | 0.126 INCHES BOTH ENDS |
| NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.374 INCHES BOTH ENDS |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
| HUB NOMINAL DIAMETER | 0.9380 INCHES FIRST END |
| ATTACHMENT METHOD | MOUNTING HOLE AND |
| SLOT |
| MOUNTING HOLE TYPE AND QUANTITY | 1 COUNTERSUNK AXIALLY THROUGH HUB, FIRST END |
| MOUNTING HOLE NOMINAL DIAMETER | 0.330 INCHES AXIALLY THROUGH HUB, FIRST END |