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 6320-00-422-9006
NSN 5920-01-050-7474
NSN 6320-01-484-7734
NSN 6130-01-360-5637
NSN 6610-01-215-4857
NSN 5905-01-416-4440
NSN 5990-01-507-1479
NSN 5945-01-406-9521
NSN 5930-00-233-5801
NSN 6610-01-605-1161
NSN 6135-00-100-8890
NSN 5935-00-683-7894