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 6220-00-830-4692
NSN 5930-00-203-1321
NSN 5990-00-943-1790
NSN 5990-00-103-0528
NSN 5950-00-902-2349
NSN 6320-00-937-5625
NSN 5935-01-437-1543
NSN 5998-00-913-0988
NSN 5990-01-284-3187
NSN 5950-01-539-7968
NSN 5996-00-118-4137
NSN 5910-00-140-9537