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 6645-01-104-6540
NSN 6685-00-012-3734
NSN 5975-01-303-5095
NSN 5965-01-199-7235
NSN 7035-01-351-4111
NSN 5996-01-227-0767
NSN 5998-01-463-4057
NSN 6240-01-576-0884
NSN 5920-01-086-7219
NSN 5925-00-741-5420
NSN 6145-00-174-9344
NSN 5835-01-411-7050