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 6145-00-466-4068
NSN 5965-01-222-8894
NSN 6145-01-197-3887
NSN 5950-01-304-6862
NSN 5895-01-360-0778
NSN 7035-01-505-5979
NSN 6620-01-627-0478
NSN 5999-01-341-0656
NSN 5996-00-004-4699
NSN 5945-01-052-1414
NSN 6240-01-532-7883
NSN 6685-01-295-8547