Iskra-Enclosed-Preset-Carbon-Potentiometers-Iskra-PNZ11Z-470E-p-Fully-enclosed-miniature-single-turn-470R-20-0-15W-vertical-preset-potentiometer-from-the-Iskra-PNZ11Z-series-p-Iskra-PNZ11Z-470E-470r-20-Vertical-Preset-Potentiometer