Apollo in-cabin oxygen hose assembly for the A7L space suit, approximately measuring 118˝ long, featuring two flexible white rubber hoses with 1˝-diameter Air Lock connectors at one end, terminating in a single 3˝ coupler, the end of which is stamped with the manufacturer's info: "R. E. Darling Co., Inc., S/N10265red2077.” The entirety of the hose section features a Beta cloth covering with numerous cloth snap-back straps; both ends of the cover are marked with “R” patches, and the single coupler end is stamped with part numbers: “V36-601207-71, V36-601207-81, D6362-AAU-2394.” In fine condition, with some scattered scuffs and stains. The A7L suits consisted of an inner Pressure Garment Assembly (PGA) that was pressurized with oxygen for breathing, and an outer Integrated Thermal Micrometeoroid Garment (I/TMG) that protected the astronaut from temperature extremes and hypervelocity micrometeoroid punctures while on the lunar surface. Connectors for the primary and backup oxygen supply, electrical supply, and water for space suit cooling were on the front torso area of the A7L suit.
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