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.
Classification: Other tubes, pipes and hollow profiles, seamless, circular cross-section, iron or nonalloy steel, cold-drawn or cold-rolled
NSN 6610-01-432-5144
NSN 6320-00-270-8222
NSN 6110-01-400-4207
NSN 6150-01-557-9399
NSN 5999-01-257-3006
NSN 5998-01-442-5829
NSN 6105-01-131-9677
NSN 6135-00-145-8884
NSN 5950-00-165-3863
NSN 2925-00-394-2332
NSN 5999-01-269-4160
NSN 6110-00-271-9928