The 3306W-1-203 is a 6 mm round single-turn cermet trimming potentiometer manufactured by Bourns, designed for industrial and open-frame applications requiring precision resistance adjustment. This side-adjust model features a 20 kO nominal resistance value with ±25% standard tolerance, an adjustment angle of 215° nominal, and a mechanical angle of 260° ±20°. The device operates over a temperature range of -25°C to +100°C with a temperature coefficient of ±250 ppm/°C, and is rated for 0.2 watt at 70°C with a maximum operating torque of 4.5 oz-in. The 3306W-1-203 is ideal for circuit tuning, calibration, and signal conditioning applications in industrial equipment, instrumentation, and consumer electronics where compact size and reliable performance are essential.