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 6240-01-138-0112
NSN 5930-00-104-6148
NSN 6240-00-419-4301
NSN 6110-00-296-0500
NSN 6145-00-301-9124
NSN 6685-00-733-0824
NSN 6320-01-176-8367
NSN 6610-01-090-5908
NSN 6150-01-145-8212
NSN 5925-01-641-2879
NSN 5920-01-214-5508
NSN 6685-01-252-6692