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 6320-01-512-2031
NSN 6145-00-926-3456
NSN 4140-00-259-2567
NSN 5985-01-403-2835
NSN 5910-01-570-3071
NSN 6105-01-090-0661
NSN 5905-00-620-1118
NSN 5960-01-081-3949
NSN 6610-00-620-4857
NSN 5990-01-632-0969
NSN 5996-00-097-6713
NSN 5915-01-080-4393