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.
NSN 5895-00-899-0334
NSN 5915-00-254-2638
NSN 5920-01-428-9220
NSN 5990-01-443-2931
NSN 5999-01-120-7883
NSN 6105-01-117-6566
NSN 6220-01-610-9276
NSN 6220-01-492-9403
NSN 6150-00-238-3720
NSN 5965-01-121-6135
NSN 6320-01-516-3050
NSN 6620-01-004-7072