The ER18M131JR from Gowanda Electronics is a RF Inductor with Inductance 1.3 uH, DC Resistance 0.485 Ohms, DC Current 720 mA, Self Resonant Frequency 170 MHz, Operating Temperature -55 to 125 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for ER18M131JR can be seen below.