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 4140-01-207-0452
NSN 5920-00-224-1634
NSN 6650-01-168-8451
NSN 6620-01-212-8089
NSN 6145-00-511-9705
NSN 5905-00-596-3283
NSN 5855-01-222-1242
NSN 6145-01-563-7784
NSN 6105-00-893-3139
NSN 6135-00-505-0679
NSN 5998-00-116-7540
NSN 6150-01-482-2452