448UA4204BDN
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38865493-448UA4204BDN
Slide Potentiometer, Standard Type, 200 kOhm, ± 20%, 50 mW, Linear, Through Hole
Tolerance is the percentage of error in the resistor's resistance, or how much more or less you can expect a resistor's actual measured resistance to be from its stated resistance. A gold tolerance band is 5% tolerance, silver is 10%, and no band at all would mean a 20% tolerance.