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 5985-00-510-4054
NSN 6650-01-263-5412
NSN 2925-01-629-9416
NSN 5999-01-010-9809
NSN 6105-01-518-6408
NSN 4140-01-326-8535
NSN 6650-01-422-3395
NSN 6685-01-227-2219
NSN 6105-01-249-1221
NSN 5999-00-061-1373
NSN 6105-01-441-0048
NSN 5915-00-353-0853