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 6240-01-617-6202
NSN 6240-00-808-7909
NSN 6685-01-627-7129
NSN 5996-00-518-4880
NSN 5915-01-403-2599
NSN 6645-01-129-4965
NSN 5930-00-489-0365
NSN 6645-01-448-0622
NSN 6150-01-533-5296
NSN 6105-01-429-0232
NSN 6110-01-555-8762
NSN 5920-00-291-1379