>> Search results for: 2D2390 NSN Search Results National Stock Number (NSN) Description 1680-01-581-5400, 1680015815400 DRAIN VALVE,AIRCRAF 5340-99-224-2846 , 5340992242846 CLAMP,LOOP 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