A Heater Lines Tube Assembly serves as a conduit for channeling the heated coolant from the engine to the air conditioning unit, ensuring optimal climate control within the machine's cabin. At one end the assembly connects to the engine and the other end connects to the air conditioner heater core. The assembly includes an O Ring Face Seal Sleeve, and Nut to ensure the channeling of heated coolant without loss.Attributes:• Minimizes heat loss, improving energy efficiency• Withstands 2000 kPa oil pressure, ensuring consistent warming of the cabinApplications:A Heater Lines Tube Assembly is used to facilitate the flow of thermal energy from the engine to the air conditioning unit for efficient climate control and temperature regulation.