| DISTANCE FROM HORIZONTAL CENTERLINE TO CENTER OF RIGHT HOLE | 1.520 INCHES NOMINAL |
| DISTANCE FROM VERTICAL CENTERLINE TO CENTER OF RIGHT HOLE | 1.520 INCHES NOMINAL |
| EAR RADIUS | 0.320 INCHES MINIMUM AND 0.450 INCHES MAXIMUM |
| APERTURE DIAMETER | 2.165 INCHES MINIMUM AND 2.166 INCHES MAXIMUM |
| BODY DIAMETER | 3.683 INCHES MINIMUM AND 3.685 INCHES MAXIMUM |
| BODY THICKNESS | 0.383 INCHES NOMINAL |
| COUNTERBORE DIAMETER | 2.565 INCHES MINIMUM AND 2.568 INCHES MAXIMUM |
| COUNTERBORE DEPTH | 0.201 INCHES MINIMUM AND 0.203 INCHES MAXIMUM |
| CROSS-SECTIONAL SHAPE STYLE | COUNTERBORED W/ APERTURE |
| DISTANCE BETWEEN HOLES ALONG LENGTH | 3.040 INCHES NOMINAL |
| DISTANCE BETWEEN HOLES ALONG WIDTH | 3.040 INCHES NOMINAL |
| OUTSIDE DIAMETER | 4.240 INCHES MINIMUM AND 4.360 INCHES MAXIMUM |
| OVERALL THICKNESS | 0.883 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 |
| MINOR THICKNESS | 0.500 INCHES NOMINAL |
| MOUNTING HOLE ARRANGEMENT STYLE | FOUR HOLES |
| MOUNTING HOLE DIAMETER | 0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED |
| SPECIAL FEATURES | GROOVE ON OD; HOUSING SPLIT |
| STYLE DESIGNATOR | ROUNDED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMATE OVERALL |
| TEST DATA DOCUMENT | 81349-MIL-STD-6866 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |