| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 1.810 INCHES AXIALLY THROUGH BODY FIRST END |
| BORE NOMINAL DIAMETER | 1.280 INCHES BOTH ENDS |
| BORE STYLE | PLAIN BOTH ENDS |
| FACE NOMINAL WIDTH | 0.500 INCHES |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| PITCH DIAMETER | 1.9500 INCHES NOMINAL |
| MATERIAL | STEEL COMP E4340 OVERALL |
| MOUNTING HOLE NOMINAL DIAMETER | 0.138 INCHES AXIALLY THROUGH BODY FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 3 COUNTERSUNK AXIALLY THROUGH BODY FIRST END |
| NOMINAL OVERALL LENGTH | 0.500 INCHES |
| NOMINAL OUTSIDE DIAMETER | 2.3000 INCHES |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | SOLID BACK RING, HUBLESS |
| SURFACE TREATMENT | CADMIUM OVERALL |
| TEETH QUANTITY | 39 |
| TEETH TYPE | SPUR |