>> Search results for: DBW2020 NSN Search Results National Stock Number (NSN) Description 2990-12-176-8283, 2990121768283 HEATER,COOLANT,ENGINE 2990-01-381-8678 , 2990013818678 HEATER,COOLANT,ENGINE 2540-21-882-5910, 2540218825910 KIT,HEATER,FUEL BUR 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