The 7M2-473 from Coilcraft is a RF Inductor with Inductance 40 to 54 uH, DC Resistance 16.42 Ohms, Self Resonant Frequency 2.5 MHz, Operating Temperature -40 to 80 Degree C, Quality Factor 20. Tags: Wire Wound Inductor. More details for 7M2-473 can be seen below.