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 6320-01-250-0290
NSN 4140-01-196-6331
NSN 6650-01-616-5342
NSN 5965-01-295-8123
NSN 5930-00-920-3747
NSN 6145-01-551-2554
NSN 5999-01-219-6591
NSN 6110-01-552-6962
NSN 5999-00-770-6838
NSN 5985-00-050-1416
NSN 5935-01-069-8189
NSN 6620-01-559-9116