The ER10M512JR from Gowanda Electronics is a RF Inductor with Inductance 51 uH, DC Resistance 5.7 Ohms, DC Current 100 mA, Self Resonant Frequency 18 MHz, Operating Temperature -55 to 105 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for ER10M512JR can be seen below.