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 6220-01-322-5660
NSN 4140-00-803-1088
NSN 5905-00-850-3429
NSN 5910-01-359-5904
NSN 5935-00-177-3505
NSN 5999-01-397-7024
NSN 6240-00-222-9135
NSN 5835-00-864-4481
NSN 5990-01-245-7299
NSN 5855-01-467-0128
NSN 6105-01-416-4029
NSN 6610-00-273-3016