A cross-cut section of flown brake disc segment, 4 x 3.25, carried into space on board the shuttle Challenger during the STS-7 mission. Segment is affixed to a 12 x 9 wooden presentation plaque, along with a mission patch, mission summary, and an engraved presentation which reads, “BF Goodrich Space Shuttle brake disk segment presented to Captain Rick Hauck, pilot of the Shuttle Challenger for Mission STS-7, June 18-24, 1983.” In fine condition. RR Auction COA.