The 0402CT-18NX_RW from Coilcraft is a RF Inductor with Inductance 0.018 uH, DC Resistance 240 mOhms, DC Current 530 to 890 mA, Self Resonant Frequency 5.9 GHz, Operating Temperature -40 to 125 Degree C. More details for 0402CT-18NX_RW can be seen below.