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 5998-01-573-3335
NSN 6135-00-900-2139
NSN 6240-01-608-0584
NSN 5935-01-184-7941
NSN 6145-01-113-8205
NSN 6620-00-329-0632
NSN 6645-01-627-8040
NSN 5925-00-899-8476
NSN 6135-01-408-0313
NSN 6135-00-635-9187
NSN 6145-00-669-6795
NSN 7035-01-198-1512