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 5915-00-189-0773
NSN 5920-01-484-7987
NSN 6220-00-112-0629
NSN 5990-00-476-4336
NSN 7035-01-522-9997
NSN 5996-00-078-7515
NSN 5990-00-050-1673
NSN 5975-01-629-9491
NSN 6685-01-652-6213
NSN 7035-01-572-0013
NSN 6645-01-521-4383
NSN 5975-00-237-4297