The 0603DC-56NX_RW from Coilcraft is a RF Inductor with Inductance 0.056 uH, DC Resistance 0.26 Ohms, DC Current 0.49 to 1.03 A, Self Resonant Frequency 1.85 GHz, Quality Factor 72, 48. Tags: Wire Wound Inductor, Ceramic Inductor, Chip Inductor. More details for 0603DC-56NX_RW can be seen below.