| DISTANCE BETWEEN MOUNTING HOLE CENTERS | 1.800 INCHES NOMINAL |
| FLANGE LENGTH | 2.300 INCHES NOMINAL |
| FLANGE MOUNTING HOLE DIAMETER | 0.233 INCHES MINIMUM AND 0.239 INCHES MAXIMUM |
| FLANGE THICKNESS | 0.600 INCHES NOMINAL |
| FLANGE WIDTH | 1.800 INCHES NOMINAL |
| HEIGHT | 0.850 INCHES NOMINAL |
| INSIDE DIAMETER | 0.778 INCHES MINIMUM AND 0.788 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/11, ALLOY 6061, T651 FED SPEC SINGLE MATERIAL RESPONSE MOUNTING BASE |
| MATERIAL | ALUMINUM ALLOY 6061 MOUNTING BASE |
| SURFACE TREATMENT | PAINT MOUNTING BASE |