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 5930-01-163-8568
NSN 5915-01-386-1084
NSN 6240-01-504-9274
NSN 5990-01-481-5274
NSN 5998-00-913-3469
NSN 5930-01-137-4705
NSN 6610-00-481-1197
NSN 5905-01-413-2914
NSN 5965-01-352-1951
NSN 6135-00-269-5843
NSN 6645-00-762-7452
NSN 6145-00-705-6686