4710-01-236-6543 (500 08 72 4065000872)
4710-01-236-6543 is equivalent to manufacture part number 406. It is a metallic pipe and is classified under Federal Supply Class 4710 (4710 - Pipe, Tube and Rigid Tubing), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 4710 - Pipe, Tube and Rigid Tubing and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.