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 5915-01-125-6711
NSN 6110-01-642-1872
NSN 5930-01-281-7602
NSN 5945-01-564-8549
NSN 5925-00-423-2791
NSN 2925-01-297-2315
NSN 4140-00-499-8330
NSN 6105-00-923-1198
NSN 5965-01-620-2526
NSN 5965-01-566-7184
NSN 6240-01-628-6107
NSN 2925-01-157-9204