>> Search results for: 503S33 NSN Search Results National Stock Number (NSN) Description 5133-00-189-9278, 5133001899278 DRILL,TWIST 5133-00-833-4633 , 5133008334633 DRILL,TWIST 5133-01-101-9770, 5133011019770 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