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 4140-01-631-1896
NSN 5999-01-290-3745
NSN 6320-00-925-0558
NSN 2925-01-199-7394
NSN 5925-01-415-0261
NSN 7035-01-068-4175
NSN 5950-00-900-5145
NSN 6145-01-569-6563
NSN 6645-00-171-5354
NSN 6150-00-230-6919
NSN 6620-00-730-8699
NSN 6320-01-364-1840