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 5835-00-187-1481
NSN 6220-01-215-0907
NSN 5895-01-583-6996
NSN 6150-01-421-3523
NSN 6620-01-441-7896
NSN 6135-01-463-2445
NSN 7035-01-079-6560
NSN 5985-00-782-0423
NSN 6135-00-351-8606
NSN 2925-01-359-4027
NSN 5960-00-289-6591
NSN 5999-01-430-0156