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 5935-01-177-3407
NSN 5935-01-306-5469
NSN 5975-01-055-0254
NSN 6320-00-405-2348
NSN 6610-01-481-6885
NSN 5945-01-628-1650
NSN 4140-01-417-2031
NSN 5905-00-960-5907
NSN 5975-01-462-9535
NSN 7035-01-093-9544
NSN 5915-01-253-0105
NSN 5895-01-057-0061