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 6320-00-456-2092
NSN 5945-00-531-8361
NSN 6610-01-198-3862
NSN 5925-01-521-3915
NSN 5960-00-470-2570
NSN 5930-01-516-0849
NSN 5910-00-006-6064
NSN 6150-01-627-3468
NSN 5920-01-413-8513
NSN 5975-00-921-4894
NSN 5965-01-387-6938
NSN 6685-00-279-3620