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.
NSN 4140-00-172-1804
NSN 2925-01-041-1173
NSN 2925-01-262-1418
NSN 6685-01-231-1546
NSN 6145-00-226-0515
NSN 2925-01-651-8683
NSN 6110-00-324-8415
NSN 5996-01-568-8826
NSN 6220-01-051-6993
NSN 5996-01-267-5388
NSN 6320-01-225-9963
NSN 5990-01-384-2697