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 5905-01-072-2857
NSN 5990-00-036-9536
NSN 5930-01-264-7400
NSN 5855-01-519-7929
NSN 5985-01-397-3322
NSN 5960-00-828-6502
NSN 6685-01-238-9496
NSN 5950-01-424-9446
NSN 6645-01-490-5948
NSN 6130-01-288-6365
NSN 5945-01-330-4496
NSN 6145-00-548-7195