• Oct 29, 2025 Asme B89 7 Measurement Uncertainty 0 mm 005 mm Practical Example Measuring a Shaft Diameter Lets say were measuring the diameter of a shaft using a micrometer We perform multiple measurements 1001 mm 1000 mm 1002 mm 999 mm and 1000 mm 1 Random Uncertainty We calculate the standard deviation of BY Taurean Gerhold