Rocketdyne large unused RP-1 rocket fuel bellows flexline of the type used in early production F-1 engines (through Apollo 4). Component is constructed from high alloy stainless steel with an inner diameter of 9″ and outer diameter of approximately 11″, and has a highly-polished cover made to keep the bellows from over-expanding and for structural and thermal isolation. From an early stage in production, the only markings are “Scrapped” and “R” stamps; no etched part numbers or inspection stamps are present. Includes the original box, identifying the part as “Bellows Assy., NA5-26772-3B, DK 226-1290.” In fine condition. A visually appealing display piece with its mirror finish. This size has not been offered for auction before. RR Auction COA.
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