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, alloy steel not stainless, cold-drawn or cold-rolled
NSN 5920-00-401-7951
NSN 5990-01-045-0268
NSN 4140-00-901-8216
NSN 6150-01-098-9311
NSN 6685-00-116-8073
NSN 2925-00-185-1618
NSN 6685-00-661-2347
NSN 5930-01-593-5063
NSN 6620-01-517-0014
NSN 6650-01-222-1093
NSN 6150-01-070-5145
NSN 6620-00-286-5721