>> Search results for: GSFS321 NSN Search Results National Stock Number (NSN) Description 5120-01-317-3218, 5120013173218 SOCKET,SOCKET WRENCH 5120-01-422-6173 , 5120014226173 WRENCH SET,SOCKET 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