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 5945-01-601-2677
NSN 5920-01-197-5097
NSN 6320-01-434-6861
NSN 5925-00-153-4518
NSN 5990-00-483-8352
NSN 5930-01-119-4205
NSN 5920-01-199-5522
NSN 6610-00-221-5718
NSN 5950-00-125-9906
NSN 6645-00-089-8842
NSN 6685-01-554-0307
NSN 5925-01-551-4116