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.

Datum Features Must Be of Sufficient Size (#216)

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

PDF available for premium site members.

Datum selection is the most significant aspect of applying GD&T. In section 4.3 of the Standard it says that a datum feature should be of sufficient size to permit its use. Well, the major use of datum features is to arrest or take away the degrees of freedom or movement of a part so that it can be reproducibly inspected.

On this …

Max the Tec-Ease mascot

Learn About Premium Today!

Back to Tips Tip added Jan 2008