>> Search results for: 2640822X7PIECE NSN Search Results National Stock Number (NSN) Description 4820-01-139-3125, 4820011393125 DISK,VALVE 4820-00-054-3744 , 4820000543744 Cancelled -> Replaced by 4820010637244 5325-01-138-6644, 5325011386644 RING,RETAINING 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