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 6610-01-450-0291
NSN 4140-00-580-8508
NSN 4140-00-113-1279
NSN 5910-01-397-2770
NSN 6240-01-206-4809
NSN 5999-01-456-7629
NSN 5996-01-367-2930
NSN 4140-01-634-0330
NSN 5855-01-634-0259
NSN 5945-01-539-5349
NSN 5930-01-293-8314
NSN 5915-00-009-1334