>> Search results for: 6231721 NSN Search Results National Stock Number (NSN) Description 5355-00-321-4678, 5355003214678 KNOB 1710-01-703-2148 , 1710017032148 FLANGE,AIRCRAFT,LANDING 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