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 6135-01-168-2944
NSN 6645-01-310-2949
NSN 7035-01-102-5811
NSN 6220-00-942-8585
NSN 2925-01-041-8201
NSN 6110-01-013-9313
NSN 5960-01-386-5770
NSN 4140-01-350-8723
NSN 5999-01-252-1400
NSN 4140-01-242-0295
NSN 5990-01-386-3040
NSN 6685-00-156-3054