3386S-1-501LF is a 3/8" square cermet trimming potentiometer designed for precision resistance adjustment in industrial applications. This single-turn Trimpot features a 500 ohm resistance value with ±10% tolerance, side adjust configuration, and sealed construction for enhanced reliability. The device offers a power rating of 0.5W at 85°C, 280° nominal adjustment angle, and infinite resolution for fine-tuning. With 100% tin-plated (RoHS compliant) terminations and 2.54mm (0.100") pin spacing, it provides excellent compatibility with standard PCB layouts. Common applications include calibration circuits, voltage dividers, and precision adjustment in instrumentation and control systems.