>> Search results for: C17864 NSN Search Results National Stock Number (NSN) Description 4310-00-371-6448, 4310003716448 Cancelled -> Replaced by 4310003547139 4820-01-707-5143 , 4820017075143 VALVE,EXPANSION 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