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 5990-01-290-7069
NSN 5945-00-081-9140
NSN 5920-00-953-1960
NSN 5915-01-370-7828
NSN 6620-00-001-1398
NSN 6110-00-864-5017
NSN 5935-01-030-5913
NSN 5915-01-391-7149
NSN 6650-00-751-9958
NSN 7035-01-435-7962
NSN 5905-01-215-3124
NSN 5920-01-143-2212