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 5960-01-444-8163
NSN 6145-01-612-6766
NSN 2925-01-631-7004
NSN 6135-01-033-5052
NSN 5925-01-615-6916
NSN 6145-01-071-7317
NSN 5920-00-501-7834
NSN 5998-01-492-5786
NSN 5950-01-154-2646
NSN 4140-01-539-4354
NSN 6620-01-034-4539
NSN 5930-01-282-5611