The ER17S473JKR from Gowanda Electronics is a RF Inductor with Inductance 470 uH, DC Resistance 9.5 Ohms, DC Current 92 mA, Self Resonant Frequency 5.7 MHz, Operating Temperature -55 to 105 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for ER17S473JKR can be seen below.