| APERTURE DIAMETER | 1.437 INCHES NOMINAL |
| BODY DIAMETER | 2.0617 INCHES NOMINAL |
| BOLT CIRCLE HOLE QUANTITY | 2 |
| FIRST COUNTERBORE DEPTH | 0.472 INCHES NOMINAL |
| FIRST COUNTERBORE DIAMETER | 1.6532 INCHES MINIMUM AND 1.6534 INCHES MAXIMUM |
| FLANGE THICKNESS | 0.2500 INCHES NOMINAL |
| OVERALL THICKNESS | 2.750 INCHES NOMINAL |
| MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| MINOR THICKNESS | 0.7450 INCHES MINIMUM AND 0.7550 INCHES MAXIMUM |
| MOUNTING BOLT CIRCLE DIAMETER | 2.562 INCHES NOMINAL |
| MOUNTING HOLE ARRANGEMENT STYLE | SINGLE BOLT HOLE CIRCLE |
| MOUNTING HOLE TYPE | ROUND, THREADED |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| SECOND COUNTERBORE DEPTH | 1.528 INCHES NOMINAL |
| SECOND COUNTERBORE DIAMETER | 1.6532 INCHES MINIMUM AND 1.6534 INCHES MAXIMUM |
| SPECIAL FEATURES | THREE ADDITIONAL HOLES ON 2.562 IN. BOLT CIRCLE DIA 0.279 IN. MIN TO 0.289 IN. MAX DIA; OVER ALL OD 3.062 IN.,FLATTED ON TWO SIDES; 63.0 MICROIN FINISH ON ID OF MOUNTING HOLES; FOUR ADDITIONAL HOLES 0.186 IN. IN TO 0.193 IN. MAX DIA,EQUALLY SPACED RADIALLY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| THREAD QUANTITY PER INCH | 20 |