3386M-1-501LF is a 3/8" square cermet trimming potentiometer from Bourns' 3386 Trimpot series, designed for precision resistance adjustment in industrial applications. This top adjust model (M style) features a 500 ohm resistance value with ±10% tolerance, 0.5 watt power rating at 85°C, and an adjustment angle of 280° nominal. The potentiometer offers excellent environmental performance with an operating temperature range of -55°C to +125°C, temperature coefficient of ±100 ppm/°C, and meets vibration (30 G) and shock (100 G) requirements. With 100% tin-plated terminations for RoHS compliance, sealed construction, and infinite resolution, this component is ideal for calibration, tuning, and trimming applications in electronic circuits where reliable and repeatable adjustments are required.