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 5855-01-634-0259
NSN 5985-01-046-9976
NSN 5855-01-462-0495
NSN 6650-01-302-2647
NSN 5920-01-371-2070
NSN 5960-01-481-3722
NSN 5990-01-548-3711
NSN 6135-01-391-8539
NSN 6105-01-103-3127
NSN 7035-00-281-4082
NSN 5945-01-103-1185
NSN 6620-01-373-4588