3345P-1-501 is a 1/2" round single-turn wirewound trimming potentiometer designed for industrial applications requiring precise resistance adjustment. This sealed Trimpot features a 500 ohm resistance value with ±5% tolerance, 1.0 watt power rating at 70°C, and a nominal resolution of 0.38%. The potentiometer offers a 280° electrical adjustment angle, 310° mechanical angle, and operates over a wide temperature range of -55°C to +150°C with a temperature coefficient of ±50 ppm/°C. It includes screwdriver slot adjustment, solderable pin terminals, and meets MIL-STD-202 humidity testing standards. This RoHS compliant component is ideal for industrial trimming applications where reliability, precision, and environmental sealing are essential.