4710-00-348-5247 (175993-7)
NSN 4710-00-348-5247 (NIIN 00-348-5247) is a metal tube assembly in Federal Supply Class 4710, Pipe, Tube And Rigid Tubing — a length of tubing, straight, or prebent to a predetermined angle, with added component(s) that forms an end connection on one or both ends. Manufacturer part number 175993-7 (Lockheed Martin Corp, CAGE 98897).
NIIN assigned January 1963; DEMIL A (none required); export Schedule B 8302.49.4500.