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 6650-01-326-1342
NSN 6320-01-240-4637
NSN 5925-01-112-0659
NSN 5910-01-062-0518
NSN 6650-00-907-8565
NSN 6105-01-187-3461
NSN 6130-01-069-4632
NSN 6240-01-207-7230
NSN 6320-00-646-3311
NSN 6145-01-504-4252
NSN 6150-01-105-2829
NSN 5998-01-418-1057