| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| COUNTERBORE NOMINAL DEPTH | 0.109 INCHES FIRST END |
| COUNTERBORE NOMINAL DIAMETER | 2.7500 INCHES FIRST END |
| END NOMINAL DIAMETER | 1.300 INCHES SECOND END |
| END NOMINAL LENGTH | 0.427 INCHES SECOND END |
| FACE NOMINAL WIDTH | 0.047 INCHES |
| FEATURES PROVIDED | ALIGNMENT HOLE |
| FIRST STEP NOMINAL DIAMETER | 1.812 INCHES SECOND END |
| FIRST STEP NOMINAL LENGTH | 0.139 INCHES SECOND END |
| HUB STYLE DESIGNATOR | 1 STEP SECOND END |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| MOUNTING HOLE NOMINAL DIAMETER | 0.116 INCHES TRANSVERSELY THROUGH FACE |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.112 INCHES TRANSVERSELY THROUGH FACE |
| MOUNTING HOLE TYPE AND QUANTITY | 2 COUNTERSUNK AND 6 THREADED TRANSVERSELY THROUGH FACE |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 40 TRANSVERSELY THROUGH FACE |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC TRANSVERSELY THROUGH FACE |
| NOMINAL OUTSIDE DIAMETER | 2.8735 INCHES |
| NOMINAL OVERALL LENGTH | 0.844 INCHES |
| PITCH DIAMETER | 2.7055 INCHES NOMINAL |
| PRESSURE ANGLE | 37.0000 DEGREES |
| SPECIAL FEATURES | HUB BORE 0.375 IN. DIA 0.219 IN. LG COUNTERBORE 0.875 IN. DIA 0.250 IN. LG |
| STYLE DESIGNATOR | RECESSED RING |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |
| TEETH TYPE | SPUR |
| TEETH QUANTITY | 136 |
| TOOTH DIRECTION | RIGHT |
| TOOTH FORM | SPECIAL |