This replacement part is a safety valve. This part is found in various types of refrigerators or freezers and is able to ensure that the appliance is running smoothly and safely during use. A new safety valve might be needed if the user notices that the current one is no longer working properly. This may include it having a leak or making unfamiliar sounds. The user should be able to access the back of the appliance to replace or repair this part.This is a genuine OEM replacement part made by Frigidaire, sold individually. The item, made of durable materials, is meant to last a long time.