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 5990-01-170-6081
NSN 5975-01-529-2945
NSN 6110-00-823-2365
NSN 5905-00-428-0579
NSN 5920-00-280-3175
NSN 5920-01-151-2773
NSN 5920-00-445-3585
NSN 6620-01-294-1044
NSN 5930-00-417-4113
NSN 6685-00-455-3729
NSN 6150-01-057-2107
NSN 6685-00-866-0571