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 5905-01-056-2153
NSN 5920-01-399-1801
NSN 5905-01-576-9740
NSN 6130-00-115-9306
NSN 5925-00-912-9343
NSN 5930-00-951-9732
NSN 6145-01-445-4707
NSN 5990-00-982-8030
NSN 5975-01-413-7079
NSN 5895-00-402-7936
NSN 6320-01-462-2295
NSN 6150-01-514-7765