Mitsubishi Electric R01E02103 Sleeve Bearing 321702 401 it is best to verify it is best to verify compatibility with your specific model number to ensure proper drainage and heat resistance The Lennox 33M14 Heat Exchanger is a heavy duty high heat aluminum heat exchanger assembly engineered for reliable thermal transfer in 10 to 20 ton LGB120 and LGB240 series rooftop units The Mitsubishi Electric R01E02103 Sleeve Bearing is a precision engineered OEM replacement part designed for high performance fluid movement within specific ductless mini split indoor units the R01E02103 is the current production standard and serves as a functional and dimensional equivalent to both R01 705 103 and R01E00103