Ray Harkins

Ray Harkins is the General Manager of Lexington Technologies in Lexington, North Carolina. He earned his Master of Science from Rochester Institute of Technology and his Master of Business Administration from Youngstown State University. He also taught over 100,000 student quality-related skills such as Gage R&R Simplified: Essential Tools for Quality Engineers, Quality Engineering Statistics, and Root Cause Analysis and the 8D Corrective Action Process through the online learning platform, Udemy. He can be reached via LinkedIn at linkedin.com/in/ray-harkins or by email at [email protected]. www.TheManufacturingAcademy.com.

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The group of dial indicator gauge on the table with lighting effect.
Measurement

Making Sense of Gage R&R Analysis

Ultimately, the goal is not just to evaluate the gage but to ensure that capability studies, SPC charts, and process improvement projects are built on reliable data.
Ray Harkins
October 24, 2025

Measurement Systems Analysis (MSA) evaluates measurement systems in manufacturing, focusing on errors like repeatability (variability from the same operator) and reproducibility (variability from different operators). Gage R&R Analysis, using the A&R or ANOVA methods, quantifies these errors to ensure manufacturing processes meet customer requirements.


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