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 5920-01-104-6198
NSN 6105-01-414-0644
NSN 5990-01-138-7984
NSN 2925-00-534-4565
NSN 6650-01-506-5636
NSN 6220-01-449-2807
NSN 6110-01-229-6511
NSN 5965-01-433-9864
NSN 4140-01-565-4546
NSN 6320-00-115-0883
NSN 5998-01-564-1186
NSN 6145-00-985-1367