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 6645-00-634-9317
NSN 5905-00-010-1692
NSN 5895-01-139-2591
NSN 5998-00-005-2416
NSN 6135-00-990-1822
NSN 2925-01-408-6205
NSN 5985-01-354-7569
NSN 5945-01-430-4014
NSN 5835-01-331-5735
NSN 6240-00-564-7914
NSN 6145-00-971-5923
NSN 5855-01-653-9463