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 5999-00-371-1720
NSN 5935-00-389-6325
NSN 5965-00-904-9103
NSN 6685-01-525-7586
NSN 5998-00-420-6900
NSN 6685-01-559-0660
NSN 6610-00-700-3679
NSN 4140-01-502-6496
NSN 5905-01-382-9375
NSN 6685-01-591-1152
NSN 6620-00-216-6416
NSN 5920-00-332-8384