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 6240-00-896-6334
NSN 5960-00-263-0106
NSN 6220-00-224-8101
NSN 6645-00-296-8310
NSN 5855-00-987-1171
NSN 5999-00-661-0954
NSN 4140-00-408-2789
NSN 5990-00-174-6695
NSN 5960-01-112-0721
NSN 6110-00-800-2336
NSN 6130-01-361-1793
NSN 6610-00-329-3534