Norcold Cooling Unit 632299 (for N510/ N512 models)  COOLING UNIT 632299 This is the cooling unit for all N500 models. Fits these Norcold refrigerator models:N510 / N512 series: N510, N510U, N510.3, N510.3U, N512, N512U, N512.3, N512.3U *Also note that this is a non-returnable part. MAKE SURE t... See More