Socket assembly from the Saturn S-IC (first stage) contract NASA Marshall (MSFC) had with Boeing—NAS8-5608. Part, used for the gaseous Nitrogen pressurization system on the Saturn V S-IC (First Stage), measures 5.5″ long, is labeled part number 7523126, and is also stamped “Assy Date 4Q68.” A “Critical to Manned Flight” orange label is still partially affixed to the bag. Also included is part of the assembly’s red-bordered cleaning label. In fine condition. Part arrived sealed in its original bag and was opened for photographic purposes. RR Auction COA.