The 7M3-224 from Coilcraft is a RF Inductor with Inductance 165 to 275 uH, DC Resistance 24.25 Ohms, Self Resonant Frequency 2.5 MHz, Operating Temperature -40 to 80 Degree C, Quality Factor 40. Tags: Wire Wound Inductor. More details for 7M3-224 can be seen below.