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 5905-01-403-2806
NSN 5960-01-505-2426
NSN 6145-00-269-4271
NSN 7035-01-323-0164
NSN 5950-01-147-2505
NSN 6150-01-170-1109
NSN 6105-01-406-4844
NSN 5945-00-720-2923
NSN 4140-01-165-6409
NSN 5915-01-185-2191
NSN 5945-01-619-1251
NSN 5999-00-911-4621