Available to US citizens only/no export. Square white tile designed for use on the Space Shuttle Orbiter Thermal Protection System, measuring 8.5″ x 8.5″ x 2″, sealed in plastic due to its silica composition. Each Space Shuttle carried over 24,000 separate TPS tiles, each a different size and shape. In fine condition.
Provenance: The Spaceflight America Museum and Science Center in Prince Frederick, MD.
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