| MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/4,T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE 2,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| TEETH QUANTITY | 399 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 20.0000 DEGREES |
| PRECISION CLASSIFICATION | QUALITY NUMBER 8 |
| STYLE DESIGNATOR | PROTRUDING HUB |
| PITCH DIAMETER | 8.3125 INCHES NOMINAL |
| NOMINAL OUTSIDE DIAMETER | 8.354 INCHES |
| FACE NOMINAL WIDTH | 0.210 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.260 INCHES FIRST END |
| BORE STYLE | W/COUNTERBORE BOTH ENDS |
| BORE NOMINAL DIAMETER | 5.500 INCHES BOTH ENDS |
| COUNTERBORE NOMINAL DEPTH | 0.090 INCHES COUNTERBORE, FIRST END |
| 0.235 INCHES COUNTER BORE, SECOND END |
| COUNTERBORE NOMINAL DIAMETER | 8.002 INCHES COUNTERBORE, FIRST END |
| 7.920 INCHES COUNTER BORE, SECOND END |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
| HUB NOMINAL DIAMETER | 8.200 INCHES FIRST END |
| BODY STYLE | PLAIN, SOLID |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE TYPE AND QUANTITY | 8 COUNTERBORED AND |
| 4 THREADED AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE NOMINAL DIAMETER | 0.166 INCHES AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.132 INCHES AXIALLY THROUGH BODY, FIRST END |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 6.800 INCHES AXIALLY THROUGH BODY, FIRST END |