| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BODY RECESS NOMINAL DEPTH | 0.0470 INCHES FIRST END |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 1.062 INCHES AXIALLY THROUGH HUB, FIRST END |
| BORE NOMINAL DEPTH | 0.765 INCHES BOTH ENDS |
| BORE STYLE | PLAIN BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.656 INCHES BOTH ENDS |
| END NOMINAL DIAMETER | 1.377 INCHES SECOND END |
| END NOMINAL LENGTH | 0.187 INCHES SECOND END |
| FACE NOMINAL WIDTH | 0.375 INCHES |
| FIRST STEP NOMINAL DIAMETER | 0.172 INCHES SECOND END |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM TEETH |
| HUB STYLE DESIGNATOR | 1 STEP SECOND END |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-13048 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| MOUNTING HOLE NOMINAL DIAMETER | 0.219 INCHES AXIALLY THROUGH HUB, FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 3 COUNTERBORED AXIALLY THROUGH HUB, FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.359 INCHES SECOND END |
| NOMINAL OUTSIDE DIAMETER | 2.590 INCHES |
| NOMINAL OVERALL LENGTH | 0.812 INCHES |
| PITCH DIAMETER | 2.5000 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES AND 45.0000 DEGREES |
| STYLE DESIGNATOR | PERIPHERAL FACE, BACK HUB PROTRUDING |
| TEETH QUANTITY | 30 |
| TEETH TYPE | STRAIGHT |