4500 hydrostatic test pressure rating
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: Tubes and pipes of refined copper, seamless
NSN 6620-01-557-6512
NSN 5905-01-408-8718
NSN 6145-01-422-4485
NSN 5915-01-154-9807
NSN 7035-01-310-2587
NSN 6135-01-142-6456
NSN 5999-01-203-9329
NSN 5960-00-104-8456
NSN 7035-01-145-5059
NSN 6145-01-644-8278
NSN 5960-00-898-8028
NSN 6610-01-351-0072