Reinforced-carbon carbon (RCC) panel designed for the Space Shuttle, 6″ x 6″ x .25″, marked on an edge: "No. 34, Plate 3." Includes a manila envelope with inspection annotations and a plastic bag with affixed inspection label (identifying it as "Part Number SDD39137552-001, Serial Number 1002"), as well as a bag with deaccession label identifying it as "RCC Practice Panel." In fine condition. RCC panels were used on the leading edges of Space Shuttle orbiter wings, the nose cap, and around the external tank structural attachment point.
Provenance: The Spaceflight America Museum and Science Center in Prince Frederick, MD.