3386F-1-105LF is a 3/8" square single-turn cermet trimming potentiometer designed for precision adjustment applications. This top adjust model features a 1 MO resistance value (105 code), ±10% resistance tolerance, and infinite resolution with a 280° nominal adjustment angle. The potentiometer offers a power rating of 0.5W at 85°C with a maximum operating voltage of 300V, and includes 100% tin-plated terminations for RoHS compliance. Key specifications include an absolute minimum resistance of 2 ohms max, insulation resistance of 1,000 MO minimum at 500 VDC, and dielectric strength of 900 VAC at sea level. This sealed industrial-grade component is ideal for circuit calibration, tuning, and trimming applications where reliable and repeatable adjustments are required.