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 6645-00-958-0354
NSN 5925-00-446-2464
NSN 6150-01-511-3081
NSN 5905-01-388-0981
NSN 6135-01-441-7922
NSN 7035-01-462-1957
NSN 5998-01-074-2954
NSN 5998-01-145-6579
NSN 5910-00-177-2640
NSN 6610-01-152-1463
NSN 5910-00-959-5209
NSN 5920-00-894-1568