Gauge R&R Calculator

Calculate gauge repeatability and reproducibility (%GRR) to assess measurement system capability.

Repeatability: variation from the gauge itself.
mm
Reproducibility: variation between operators.
mm
Actual variation between parts.
mm
Part tolerance range (USL - LSL).
mm

Results

GRR-mm
Total Variation-mm
%GRR (of Tolerance)-%
Number of Distinct Categories-
Assessment-
References: AIAG MSA Manual — Measurement Systems Analysis