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 6685-01-027-0721
NSN 5920-00-999-4864
NSN 6240-01-372-2039
NSN 6610-01-406-4985
NSN 5855-00-237-4088
NSN 6150-01-317-0008
NSN 6240-01-159-8314
NSN 6620-01-248-0358
NSN 5985-00-496-8914
NSN 5990-01-118-8624
NSN 5925-01-185-5436
NSN 5998-00-072-0959