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 5990-01-492-9887
NSN 5990-01-457-7786
NSN 6105-00-679-1588
NSN 5999-00-372-5709
NSN 5965-01-607-5753
NSN 6145-01-399-2350
NSN 5965-00-035-4556
NSN 5835-00-833-7080
NSN 5905-00-804-8892
NSN 6240-01-222-3523
NSN 6685-01-381-0759
NSN 5990-01-316-0989