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 5996-00-621-3048
NSN 5855-01-190-7049
NSN 6645-01-396-6976
NSN 5990-01-481-8441
NSN 5920-01-337-6777
NSN 6650-01-584-5440
NSN 5998-00-255-8773
NSN 6685-00-642-0533
NSN 5990-01-615-7823
NSN 6105-00-730-3125
NSN 5945-01-145-3179
NSN 5998-01-201-2474