| MATERIAL | STEEL OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758,COND D NORMALIZED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND |
| 35.0 ROCKWELL C MAXIMUM OVERALL |
| TEETH QUANTITY | 96 |
| TEETH TYPE | SPUR |
| TOOTH FORM | STANDARD |
| TOOTH DIRECTION | RIGHT |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | PLAIN RING |
| PITCH DIAMETER | 6.0000 INCHES NOMINAL |
| NOMINAL OUTSIDE DIAMETER | 8.745 INCHES |
| FACE NOMINAL WIDTH | 0.800 INCHES |
| BORE STYLE | PLAIN BOTH ENDS |
| BORE NOMINAL DIAMETER | 5.877 INCHES BOTH ENDS |
| BORE NOMINAL DEPTH | 0.800 INCHES BOTH ENDS |
| BODY STYLE | PLAIN, SOLID |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE TYPE AND QUANTITY | 12 PLAIN AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE NOMINAL DIAMETER | 0.375 INCHES AXIALLY THROUGH BODY, FIRST END |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 7.125 INCHES AXIALLY THROUGH BODY, FIRST END |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 00539 |
| DESIGN CONTROL REFERENCE | 7277 |