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 6135-01-219-5231
NSN 6110-01-144-0386
NSN 6620-01-451-1168
NSN 5999-01-661-1190
NSN 6240-00-191-2855
NSN 6220-01-042-9773
NSN 5945-01-242-5061
NSN 6220-01-123-1353
NSN 6110-01-288-6360
NSN 6610-01-135-2149
NSN 5925-01-213-3506