Your Source for GD&T Training
Based on The GD&T Hierarchy

Tec-Ease, Inc. provides the most comprehensive GD&T training and coaching in the industry. Our GD&T courses are designed to keep the participant interested and engaged, while having fun.

Your Source for GD&T Software
and Computer Based Training

Tec-Ease, Inc. software packages are designed to help train and offer continued support to companies and employees in the industrial manufacturing field.

We offer On-Site Courses,
Public Seminars,
Webinars and Computer Based Training.

Watch the Size of the Probe to Minimize Uncertainty (#152)

(In accordance with Y14.5M-1994 standard)

PDF is Available with GD&T Reference Center Subscription.

The Y14.5 Standard states that surface controls such as profile of a surface and parallelism control all points within the surface. It is never possible to inspect all points within a surface. Inspection always comes down to work vs. risk. If the inspector wants to reduce the risk of accepting out of spec parts, the uncertainty of the measurement …

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Back to Tips Tip added Sep 2002