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 6145-00-722-9700
NSN 6620-01-247-4127
NSN 5996-01-573-3108
NSN 5855-00-821-7512
NSN 6320-00-139-1090
NSN 5925-01-244-3322
NSN 5985-00-843-4091
NSN 5945-01-463-3569
NSN 5985-01-258-5667
NSN 5905-01-363-6268
NSN 5996-00-011-3851
NSN 4140-01-043-8556