3386T-1-502LF is a 3/8" square Trimpot trimming potentiometer from Bourns featuring cermet construction and top adjust configuration with a knob for finger adjustment. This single-turn potentiometer offers a resistance value of 5000 ohms with ±10% tolerance, a power rating of 0.5 watt at 85°C, and operates over a temperature range of -55°C to +125°C. Key electrical characteristics include an adjustment angle of 280° nominal, infinite resolution, and insulation resistance of 1000 megohms minimum at 500 VDC. The device features 100% tin-plated terminals for RoHS compliance, a mechanical angle of 310° nominal, and meets U.L. 94V-0 flammability standards. Ideal for industrial applications requiring precise resistance trimming, calibration, and circuit adjustment.