Delta Trailer – Modified Douglas Aircraft Trailer (Model P-6423-1)Historic NASA Apollo Program Equipment Originally engineered as a Douglas Aircraft Trailer, Model P-6423-1, this unit was modified by Delta and served as an essential logistics component during the Apollo space program. Former NASA property, this trailer played a direct role in the transportation of critical Apollo rocket components, specifically assisting in the movement of the third stage (S-IVB) of the Saturn rocket. It is believed to have been part of the logistical chain leading to loading in the Aero Spacelines “Super Guppy” aircraft, which ferried oversized rocket parts between facilities. This trailer was used as a trainer unit and may have served in handling, preparation, or mock loading operations in support of mission readiness. Key Details: Model: P-6423-1Manufacturer: Douglas Aircraft Co., modified by Delta Function: NASA logistics/training trailer Historical Use: Part of the Apollo Program; associated with third-stage transport to Super Guppy loading Provenance: Formerly owned by NASA Condition: Tires and deck in poor condition This is a rare and unique artifact of American aerospace history—ideal for museums, collectors of NASA memorabilia, or institutions seeking iconic Cold War/space race era pieces.