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 5910-00-054-2444
NSN 6320-00-513-8376
NSN 5910-01-191-3135
NSN 5835-01-416-6455
NSN 4140-01-409-1764
NSN 5935-00-542-3634
NSN 5999-00-240-4444
NSN 5895-01-056-4548
NSN 5985-00-454-8697
NSN 5945-00-362-7192
NSN 5925-00-485-9175
NSN 6135-01-196-7399