| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY RECESS NOMINAL DEPTH | 0.063 INCHES SECOND END |
| BODY STYLE | WEBBED, WITH LIGHTENING HOLES |
| BORE STYLE | W/COUNTERBORE BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.187 INCHES BOTH ENDS |
| COUNTERBORE NOMINAL DEPTH | 0.063 INCHES SECOND END |
| COUNTERBORE NOMINAL DIAMETER | 1.375 INCHES SECOND END |
| FACE NOMINAL WIDTH | 0.125 INCHES |
| HUB NOMINAL DIAMETER | 0.375 INCHES FIRST END |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.253 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 1.561 INCHES |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| MOUNTING HOLE NOMINAL DIAMETER | 0.052 INCHES TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 2 PLAIN TRANSVERSELY THROUGH HUB, FIRST END |
| PITCH DIAMETER | 1.5310 INCHES NOMINAL |
| PRECISION CLASSIFICATION | QUALITY NUMBER 12 |
| PRESSURE ANGLE | 20.0000 DEGREES |
| TOOTH FORM | STANDARD |
| STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMATE OVERALL |
| TEETH QUANTITY | 98 |