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 6685-00-432-2451
NSN 6145-00-023-9688
NSN 5996-01-475-3592
NSN 6110-00-945-3599
NSN 6220-01-242-0345
NSN 6220-01-289-6492
NSN 5895-00-405-2473
NSN 5920-00-427-7267
NSN 5835-01-007-9173
NSN 5835-00-393-1996
NSN 5930-01-559-1917
NSN 7035-00-803-3056