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 4140-01-234-0175
NSN 6135-00-567-1322
NSN 6650-01-306-2941
NSN 5920-00-192-6565
NSN 5920-01-596-2792
NSN 7035-01-377-7712
NSN 5855-01-455-8024
NSN 6650-01-252-8190
NSN 5975-01-260-9144
NSN 6110-00-011-3711
NSN 5930-01-329-4525
NSN 4140-01-531-6124