The 3306W-1-105 is a 6 mm round single-turn cermet trimming potentiometer (Trimpot) manufactured by Bourns, designed for industrial applications requiring precision resistance adjustment. This model features a resistance value of 1 megohm with ±25% standard tolerance, an adjustment angle of 215° nominal, and a mechanical angle of 260° ±20°. The potentiometer 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 device includes dust-resistant and splash-resistant covers, horizontal and vertical mounting styles, and solderable pin terminals, making it suitable for circuit board trimming applications in industrial equipment, signal processing circuits, and precision instrumentation where compact size and reliable performance are essential.