>> Search results for: AP669824 NSN Search Results National Stock Number (NSN) Description 9999-21-891-0638, 9999218910638 PLATE 9999-21-891-0639 , 9999218910639 PLATE 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