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 5920-00-140-8912
NSN 6645-00-064-1180
NSN 2925-01-510-9378
NSN 6150-01-560-1112
NSN 5950-01-394-4931
NSN 5935-01-544-9105
NSN 6620-00-807-6954
NSN 5835-00-231-9544
NSN 5895-01-478-6170
NSN 5998-00-243-7459
NSN 5950-01-182-1702
NSN 5855-01-512-1926