Space & Aviation

Apollo-era Marquardt R-4D rocket engine designed for application as a Attitude Control, Reaction Control System (RCS) and primary propulsion thruster,

Apollo Command Module Environmental Control System (ECS) Component, measuring 14˝ long and 5˝ in diameter, marked on the side, "828097

Early Apollo Block II Overcurrent Sensor, measuring 3.75˝ x 3.25˝ x 3.5˝, with a Kinetics tag on on side, reading: "Overcurren

Apollo Block II Overcurrent Sensor and Transfer Switch. The early Apollo Block II Overcurrent Sensor measures 3.75˝ x 3.25˝ x 3.5

Apollo Command Module Environmental Control System (ECS) Component, measuring 12˝ long and 4˝ in diameter, marked on the side, "DWO 24

Red rubber Apollo Command Module Block II Sextant Seal Gasket, measuring approximately 22˝ x 14.5˝ x 1˝, marked on the outer e

Apollo Command Module electrical junction box for connection of wiring between multiple onboard systems, measuring 7.5 x 7.5 x 1.75, stamped on one ed

Apollo Command Module GSE (Ground Systems Equipment) pressure relief valve, measuring 4˝ x 2˝ x 1.75˝, marked on the body: "Va

Large beta cloth storage pouch utilized to stow photographic equipment in the Astronaut Preference Kit (APK), measuring approximately 19 x 23, labeled

Apollo Command Module Block II Up-Data Link (UDL) equipment measuring approximately 9 x 17.75 x 5.5, labeled “C28-1A103.” The unit h