| SHAPE | RECTANGULAR | 
| MATERIAL | ALUMINUM ALLOY 6061 | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE | 
| SURFACE TREATMENT | CHROMATE | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541, CL 1A MIL SPEC SINGLE TREATMENT RESPONSE | 
| LENGTH | 6.550 INCHES NOMINAL | 
| WIDTH | 0.380 INCHES NOMINAL | 
| THICKNESS | 0.063 INCHES NOMINAL | 
| MOUNTING HOLE QUANTITY | 4 | 
| MOUNTING HOLE DIAMETER | 0.109 INCHES NOMINAL ALL HOLES | 
| MOUNTING HOLE TYPE | UNTHREADED | 
| SPECIAL FEATURES | MOUNTING CONFIGURATION: HOLES START 0.180 FROM END AND ARE 2.063, 4.125, 6.188 FROM FIRST HOLE | 
| PART NAME ASSIGNED BY CONTROLLING AGENCY | ORIG DWG NAME "BACKING PLATE-FROUNT" PACER DAWN |