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 5985-00-279-1493
NSN 6150-01-146-2187
NSN 5990-01-573-1634
NSN 6320-01-243-2276
NSN 6240-00-548-3992
NSN 6110-01-232-1329
NSN 6220-00-149-0977
NSN 5910-01-446-0497
NSN 5930-01-605-5566
NSN 2925-01-411-4666
NSN 4140-00-676-9461
NSN 6685-01-093-3031