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 5835-01-424-0054
NSN 5960-00-978-7435
NSN 5990-01-432-4984
NSN 5905-01-605-3054
NSN 6645-01-101-4957
NSN 4140-01-629-8938
NSN 5945-01-526-4751
NSN 5999-01-577-9504
NSN 5990-01-411-8548
NSN 5930-00-518-1642
NSN 6685-00-801-5766
NSN 4140-01-463-3295