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 6135-01-272-6039
NSN 5975-01-356-7617
NSN 4140-01-026-2725
NSN 5920-01-629-6447
NSN 5835-01-459-6729
NSN 6130-01-244-4252
NSN 5835-01-203-8295
NSN 5920-00-529-0618
NSN 6320-01-547-2743
NSN 5895-00-477-7823
NSN 5835-01-452-7081
NSN 5910-01-576-7023