| DESIGN FEATURE | PUNCHED HOLES |
| OVERALL DEPTH | 17.720 INCHES MINIMUM AND 18.960 INCHES MAXIMUM |
| OVERALL WIDTH | 20.105 INCHES MINIMUM AND 20.115 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL THICKNESS | 0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM |
| MATERIAL | ALUMINUM ALLOY 6061 |
| MOUNTING PROVISION FOR WHICH DESIGNED | UNTHREADED HOLE(S) |
| STYLE DESIGNATOR | FLAT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072/E512 MIL SPEC SINGLE TREATMENT RESPONSE |
| SURFACE TREATMENT | ANODIZE |