Preheat treated to rc35/39
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 6220-01-406-3167
NSN 4140-01-534-4561
NSN 6685-00-153-0266
NSN 5975-01-412-6440
NSN 6150-01-186-6634
NSN 6145-01-079-8557
NSN 6145-01-256-7970
NSN 6645-01-091-0009
NSN 5895-01-097-4567
NSN 6650-01-596-8627
NSN 5925-01-485-3595
NSN 5905-00-241-4401