Flown deployed parachute line cutter from the Space Shuttle solid rocket booster assembly, 8.5 x 2, labeled on one side, “Space Ordnance Systems, MMC SPEC PD6000207–002, NASA PPCI PN 4158–507, SOS Pn 115460-203; SN 1065 LN AAC DOM 10–84, 10 Sec Delay Cutter.” Decommissioned for further flight with red spray paint on opposite side, with a faint felt tip notation. In fine condition. From the collection of aerospace memorabilia specialist Ken Havekotte.