>> Search results for: S314AB NSN Search Results National Stock Number (NSN) Description 4320-01-148-8271, 4320011488271 VALVE,CONTROL 4320-21-858-4678 , 4320218584678 VALVE ASSEMBLY,NEED 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