3386W-1-504 is a 3/8" square single-turn cermet trimming potentiometer designed for industrial applications requiring precise resistance adjustment. It features a 500 kO resistance value 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. The side adjust design (W style) offers a mechanical angle of 310° nominal and an adjustment angle of 280° nominal with infinite resolution. Key physical characteristics include a torque of 5.0 oz-in. max, stop strength of 15.0 oz-in. min, and UL 94V-0 flammability rating. This sealed potentiometer is ideal for circuit calibration, tuning, and adjustment applications where reliable performance and environmental protection are required.