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 5996-00-163-9551
NSN 5935-01-227-0618
NSN 6135-00-505-0679
NSN 5985-01-217-1759
NSN 5925-00-081-9135
NSN 5999-01-336-3725
NSN 5996-01-123-9038
NSN 5935-00-985-5448
NSN 5920-01-077-1756
NSN 6220-00-541-8515
NSN 6320-00-937-5625
NSN 6320-01-607-1491