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 6320-01-054-3046
NSN 5855-01-391-8176
NSN 5905-01-269-2162
NSN 2925-01-542-5671
NSN 5935-00-242-5549
NSN 6135-00-904-6780
NSN 5960-00-401-0794
NSN 2925-01-422-1542
NSN 4140-01-152-1214
NSN 5935-01-389-1925
NSN 5945-01-243-8016
NSN 6220-01-431-6773