Amana Light Socket Part# C8973405 #h.10 is a new replacement part for a refrigerator or freezer. It is designed specifically for Amana brand appliances and has a model number of Amana C8973405. The light socket is used to hold the light bulb in place and provide power to the bulb. It is a minor but essential component of the appliance that ensures proper lighting inside the refrigerator or freezer.