3386F-1-505LF is a 3/8" square single-turn cermet trimming potentiometer designed for precision circuit adjustment applications. This top adjust model features a resistance value of 5 MO (indicated by resistance code 505), with a standard tolerance of ±10% and infinite resolution. The potentiometer offers a power rating of 0.5 W at 85°C, maximum operating voltage of 300 V, and an adjustment angle of 280° nominal. It features 100% tin-plated terminations for RoHS compliance and a sealed industrial construction. Common applications include calibration, tuning, and trimming in industrial electronic circuits where reliable and precise resistance adjustment is required.