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 6240-01-652-5877
NSN 6685-01-642-0293
NSN 6320-01-415-0953
NSN 5998-01-163-7495
NSN 5935-01-352-3912
NSN 5998-01-342-2842
NSN 6685-00-244-4974
NSN 6145-01-613-4807
NSN 6145-01-380-2530
NSN 6645-01-422-5686
NSN 5996-01-050-3141
NSN 5975-01-426-0122