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 6220-01-051-3865
NSN 6685-01-068-4446
NSN 5945-01-359-3028
NSN 6105-01-326-8985
NSN 6150-01-575-1433
NSN 5990-00-234-9136
NSN 5945-00-571-4549
NSN 5999-01-519-9353
NSN 5905-01-630-7638
NSN 6150-01-315-4980
NSN 5950-01-265-0735
NSN 6240-01-485-3116