| DISTANCE FROM HORIZONTAL CENTERLINE TO CENTER OF RIGHT HOLE | 1.562 INCHES NOMINAL |
| DISTANCE FROM VERTICAL CENTERLINE TO CENTER OF RIGHT HOLE | 1.562 INCHES NOMINAL |
| APERTURE DIAMETER | 1.375 INCHES NOMINAL |
| COUNTERBORE DIAMETER | 1.750 INCHES MINIMUM AND 1.751 INCHES MAXIMUM |
| COUNTERBORE DEPTH | 1.975 INCHES MINIMUM AND 1.980 INCHES MAXIMUM |
| DISTANCE BETWEEN HOLES ALONG LENGTH | 3.125 INCHES NOMINAL |
| DISTANCE BETWEEN HOLES ALONG WIDTH | 3.125 INCHES NOMINAL |
| FLANGE THICKNESS | 0.375 INCHES NOMINAL |
| LENGTH | 4.000 INCHES NOMINAL |
| OUTSIDE RAISED SURFACE DIAMETER | 2.748 INCHES MINIMUM AND 2.749 INCHES MAXIMUM |
| OVERALL THICKNESS | 1.625 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A575 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A576 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 1020 OVERALL |
| MOUNTING HOLE ARRANGEMENT STYLE | FOUR HOLES |
| MOUNTING HOLE DIAMETER | 0.531 INCHES NOMINAL |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED |
| RAISED SURFACE HEIGHT | 0.750 INCHES NOMINAL |
| STYLE DESIGNATOR | SQUARE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DOD-P-16232 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE MANGANESE OVERALL |