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 5920-01-469-1885
NSN 5990-01-200-7460
NSN 6130-01-223-0839
NSN 5925-01-473-0807
NSN 5999-01-521-2992
NSN 5965-01-375-1317
NSN 6110-00-498-4893
NSN 5950-00-277-4701
NSN 6650-01-328-8363
NSN 6135-01-462-4442
NSN 5925-00-952-0618