The AIAC-0805C-18NK-T from Abracon LLC is a RF Inductor with Inductance 0.018 µH, DC Resistance 0.0125 Ohms, DC Current 0.5 A, Self Resonant Frequency 2.5 GHz, Operating Temperature -40 to 125 Degree C. Tags: Air Core Inductor. More details for AIAC-0805C-18NK-T can be seen below.