>> Search results for: SK2857ITEM5 NSN Search Results National Stock Number (NSN) Description 7320-01-523-8520, 7320015238520 DRAIN ASSY 5331-01-524-2479 , 5331015242479 O-RING 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