A straight, hollow product, welded or seamless, of round, square, or any other cross section and continuous periphery, which does not conform in cross sectional dimensions to recognized pipe standards, or those in tables 1 through 10, appendix c, fiig a004a. It is designed to convey fluids, gasses, and/or semisolids. It may be rolled into coils for ease in handling. For items designed to join a tube or tube fitting to another tube, pipe, or hose or fitting, see adapter (as modified); coupling (as modified); or nipple (as modified). Excludes tube, bent (as modified); pipe, metallic; spacer, sleeve; metal bar (hollow); and items with fittings, except end protectors.
Classification: Tubes and pipes, aluminum alloy, seamless
NSN 4140-01-310-7121
NSN 6220-01-657-0668
NSN 5999-00-621-7417
NSN 5895-00-406-1850
NSN 5985-00-239-1029
NSN 6145-00-019-0047
NSN 4140-01-411-3595
NSN 6320-01-227-2648
NSN 5895-00-292-2872
NSN 5920-01-519-8835
NSN 5835-01-485-0210
NSN 5960-01-033-8015