>> Search results for: 503S59 NSN Search Results National Stock Number (NSN) Description 5133-00-189-9304, 5133001899304 DRILL,TWIST 5133-01-101-9821 , 5133011019821 DRILL,TWIST 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