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 5855-00-361-0167
NSN 6320-01-140-5652
NSN 6620-01-449-8743
NSN 6645-00-004-8628
NSN 6110-00-234-9377
NSN 6320-01-145-9013
NSN 2925-00-631-0548
NSN 5930-01-584-4975
NSN 5999-01-078-8507
NSN 5965-01-339-8139
NSN 5965-01-506-2809
NSN 5960-01-167-8796