>> Search results for: 401930DSSPC3 NSN Search Results National Stock Number (NSN) Description 4820-00-727-3480, 4820007273480 VALVE ADAPTER 5120-00-727-7004 , 5120007277004 WRENCH 4470-00-128-0918, 4470001280918 SEAL RING,NUCLEAR COOLANT SYSTEM 1 Related Inventory Search You can use this search box to continue searching. Search parameters can include any combination of characteristics, specifications, description, partial part numbers, NSN or other stocking number. Special characters are not needed and are automatically stripped before searching. Do you sell this part? Become part of our growing pool of certified suppliers. Send Information