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 5945-00-241-6252
NSN 5950-01-381-1361
NSN 6610-01-486-7954
NSN 5996-01-410-6984
NSN 5920-00-070-8712
NSN 5990-00-912-3737
NSN 5999-01-052-7352
NSN 5945-00-170-5885
NSN 5935-01-029-0080
NSN 5935-00-071-2494
NSN 7035-00-361-5975
NSN 5910-01-354-8282