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 5910-01-549-9387
NSN 6150-00-453-5312
NSN 5999-01-398-5524
NSN 6685-01-321-3327
NSN 4140-01-290-4026
NSN 5985-01-430-3449
NSN 5910-01-352-7723
NSN 6135-00-889-1485
NSN 5915-01-492-6600
NSN 6685-01-353-7782
NSN 6685-00-315-9196
NSN 5935-00-864-4937