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 5996-00-854-3311
NSN 4140-01-383-0337
NSN 5905-00-494-4727
NSN 6105-01-559-1811
NSN 5925-00-826-8887
NSN 5999-01-262-4816
NSN 6610-00-074-2089
NSN 5999-01-431-8159
NSN 5930-00-197-5907
NSN 6145-01-221-6518
NSN 5960-00-321-7824
NSN 5935-00-539-4135