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 6145-00-445-6524
NSN 6320-01-532-6746
NSN 6685-01-214-4626
NSN 5935-01-062-7885
NSN 6150-01-093-5877
NSN 6220-01-050-8122
NSN 6650-01-406-3086
NSN 5996-00-264-0710
NSN 5960-01-614-8005
NSN 6105-01-370-2564
NSN 6105-01-363-7505
NSN 6130-00-374-7540