>> Search results for: 7D504914 NSN Search Results National Stock Number (NSN) Description 4820-01-440-6659, 4820014406659 VALVE,BALL 4820-01-441-2899 , 4820014412899 VALVE,BALL 2040-01-438-5337, 2040014385337 DOOR,ELEVATOR,AMMUNITION 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