>> Search results for: 2C6404 NSN Search Results National Stock Number (NSN) Description 4820-00-840-0943, 4820008400943 VALVE,CHECK 3020-99-083-1519 , 3020990831519 GEAR,WORM WHEEL 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