The CMF-55-143 from Vishay is a Power Resistor with Resistance 10 to 50000000 ohm, Tolerance ±0.1 to 5 %, Power Rating 0.5 to 0.25 W, Voltage Rating 250 V, Temperature Operating Range -55 to 175 Degree C. Tags: Through Hole. More details for CMF-55-143 can be seen below.