4470-00-167-3595 (8910B-1/2-722-28)
4470-00-167-3595 is equivalent to manufacture part number 820-2178580-85. It is a nuclear coolant system seal ring and is classified under Federal Supply Class 4470 (4470 - Nuclear Reactors), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 4470 - Nuclear Reactors and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.