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.
NSN 5905-00-679-0507
NSN 6610-00-374-1563
NSN 6645-01-660-3097
NSN 7035-01-413-3975
NSN 5920-00-160-5208
NSN 6610-01-192-6478
NSN 6135-00-145-8884
NSN 5915-01-624-2182
NSN 6130-01-210-7064
NSN 6650-01-293-8719
NSN 5910-00-708-1893
NSN 5930-01-343-7500