4470-00-945-0311 (S4824-F-3119982PC6(0.50IN))
4470-00-945-0311 is equivalent to manufacture part number 1921-3-4-1. It is a union gasket 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.