| DISTANCE FROM HORIZONTAL CENTERLINE TO CENTER OF RIGHT HOLE | 1.503 INCHES NOMINAL |
| DISTANCE FROM VERTICAL CENTERLINE TO CENTER OF RIGHT HOLE | 1.503 INCHES NOMINAL |
| EAR RADIUS | 0.380 INCHES NOMINAL |
| APERTURE DIAMETER | 2.090 INCHES NOMINAL |
| DISTANCE BETWEEN HOLES ALONG LENGTH | 3.006 INCHES NOMINAL |
| DISTANCE BETWEEN HOLES ALONG WIDTH | 3.006 INCHES NOMINAL |
| FIRST COUNTERBORE DIAMETER | 2.3588 INCHES MINIMUM AND 2.3598 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 4.250 INCHES NOMINAL |
| OVERALL THICKNESS | 2.344 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-601 FED SPEC ALL MATERIAL RESPONSES OR QQ-A-596 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | ALUMINUM ALLOY 355.0 OR ALUMINUM ALLOY 356.0 OVERALL |
| MOUNTING HOLE ARRANGEMENT STYLE | FOUR HOLES |
| MOUNTING HOLE DIAMETER | 0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED |
| SECOND COUNTERBORE DIAMETER | 2.752 INCHES MINIMUM AND 2.754 INCHES MAXIMUM |
| STYLE DESIGNATOR | ROUNDED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541,CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMATE OVERALL |