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: Other tubes, pipes and hollow profiles, seamless, circular cross-section, iron or nonalloy steel, cold-drawn or cold-rolled
NSN 6145-01-272-7558
NSN 5935-01-363-8424
NSN 5999-01-004-9905
NSN 6645-00-484-1992
NSN 5965-01-485-3167
NSN 5965-00-175-5664
NSN 6320-01-362-4863
NSN 5999-01-491-9221
NSN 6130-01-479-6251
NSN 6105-00-987-7935
NSN 6620-01-316-7907
NSN 6620-01-590-6283