A bent hollow item, welded or seamless. It has a round, square or any other cross section, with a continuous periphery. It is primarily designed to convey fluids, gases and/or semisolids. Excludes items of circular cross section which conform in dimensional characteristics to pipe, metallic; elbow, pipe; elbow, tube; bend, electrical conduit; bend, pipe, return; and bend, tube, return. For items with end fittings on one or both ends, see tube assembly, metal.
Classification: Line pipe of a kind used for oil or gas pipelines, seamless, of iron (noncast) or nonalloy steel, with an outside diameter not exceeding 114.3 mm
NSN 6320-00-456-2092
NSN 6610-01-446-7635
NSN 5905-01-567-1772
NSN 6130-01-601-5752
NSN 5999-01-394-2182
NSN 5930-01-521-0207
NSN 5996-01-533-1469
NSN 6320-01-198-4024
NSN 5999-00-314-4508
NSN 7035-00-679-9027
NSN 5905-01-592-7406
NSN 5920-00-341-6340