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 5990-00-473-1809
NSN 5895-01-532-6267
NSN 6610-00-184-0833
NSN 7035-00-574-4223
NSN 6105-01-611-7375
NSN 5910-00-862-0145
NSN 6105-00-070-9564
NSN 6145-00-997-7051
NSN 6150-01-256-7100
NSN 5920-01-294-6623
NSN 5999-00-355-9849
NSN 5975-00-177-6408