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 6105-01-541-4811
NSN 6110-00-452-0448
NSN 6130-01-323-6416
NSN 6110-00-027-6352
NSN 6685-01-085-5977
NSN 6610-00-680-8325
NSN 5920-01-089-7903
NSN 6150-00-104-4572
NSN 6150-01-281-2764
NSN 5999-01-200-9530
NSN 6650-01-544-9137
NSN 5960-00-808-0784