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 6220-00-752-8479
NSN 5996-00-762-5899
NSN 5998-01-243-6926
NSN 5905-01-517-1651
NSN 7035-00-134-3143
NSN 5965-00-351-7460
NSN 6135-01-252-0315
NSN 5895-00-189-9953
NSN 5905-00-203-4480
NSN 2925-00-467-7150
NSN 6220-00-520-9109
NSN 6685-01-141-0984