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 5895-00-140-8257
NSN 5998-01-328-6560
NSN 5960-01-377-1907
NSN 6130-00-930-3158
NSN 4140-01-508-2072
NSN 6105-01-379-8624
NSN 5905-01-476-8224
NSN 6150-01-301-8185
NSN 6145-00-155-5297
NSN 5935-01-506-9303
NSN 6620-00-930-5680
NSN 6610-01-105-3174