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 6220-00-368-4945
NSN 5920-00-524-2291
NSN 2925-01-270-1124
NSN 6135-01-265-1384
NSN 6105-01-107-7938
NSN 6650-00-139-8325
NSN 6130-01-539-9176
NSN 6645-01-471-2103
NSN 4140-00-470-0530
NSN 6220-00-269-4556
NSN 5960-01-387-3573
NSN 5855-01-290-0944