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 6220-01-614-0811
NSN 2925-01-255-6394
NSN 5990-00-412-4411
NSN 6130-00-766-9448
NSN 6105-01-600-4882
NSN 6645-00-256-4072
NSN 5999-00-531-9772
NSN 6620-01-420-6831
NSN 5985-01-338-1627
NSN 6105-01-449-2375
NSN 5905-01-029-3864
NSN 6685-01-500-1810