>> Search results for: 31061B NSN Search Results National Stock Number (NSN) Description 2990-01-218-2055, 2990012182055 HEATER,COOLANT,ENGINE 2590-01-218-4390 , 2590012184390 Cancelled -> Replaced by 2990012182055 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