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 5895-01-090-0567
NSN 5925-01-467-3625
NSN 5945-01-177-6343
NSN 5996-00-549-4258
NSN 5935-01-428-7767
NSN 5990-01-364-8405
NSN 6620-01-446-6571
NSN 6620-00-810-6774
NSN 6685-00-854-8365
NSN 4140-01-358-7889
NSN 7035-00-155-9513
NSN 7035-01-355-6599