4710-00-184-7749 (2147489)
NSN 4710-00-184-7749 (NIIN 00-184-7749) 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 2147489 (The Boeing Company, CAGE 18355).
NIIN assigned January 1963; DEMIL A (none required); export Schedule B 8302.49.4500.