3386W-1-504LF is a 3/8" square cermet trimming potentiometer designed for precision resistance adjustment in industrial applications. It features a 500 kO resistance value with ±10% tolerance, side adjust configuration (W style), and sealed construction for environmental protection. The potentiometer offers a power rating of 0.5 watt at 85°C, operates over a temperature range of -55°C to +125°C, and provides infinite resolution with a 280° nominal adjustment angle. With 100% tin-plated terminations for RoHS compliance and a rotational life of 200 cycles, this component is ideal for circuit calibration, tuning, and trimming applications requiring reliable long-term performance.