The MLRF3013-683K from Gowanda Electronics is a RF Inductor with Inductance 680 uH, DC Resistance 60 Ohms, DC Current 30 mA, Self Resonant Frequency 4.2 MHz, Operating Temperature -55 to 105 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for MLRF3013-683K can be seen below.