Geometric Dimensioning & Tolerancing

Recognize critical information on the basics of Geometric Dimensioning and Tolerancing (GD&T). From there, dive into the more difficult principles through lectures, realistic examples, discussions and application problems. Understand how to interpret and apply ASME Y14.5M-2018.

Recognize and apply these techniques in datum selection and tolerancing optimization. This approach preserves functional product requirements, while taking into consideration manufacturing difficulties, introducing more producible tolerances, practical datum structures and preplanning measurement methods.

 

Participants are expected to purchase the following two books for class:

“Geometric Dimensioning and Tolerancing-Applications, Analysis & Measurement” [per ASME Y14.5-2018] ISBN: 978-0-578-47048-1

“WORKBOOK and ANSWERBOOK for GEOMETRIC DIMENSIONING and TOLERANCING” ISBN: 978-0-9714401-7-3

Instructor

James Meadows

James Meadows

James D. Meadows has been a full-time consultant for over 20 years. He is one of the top lecturers and authors on the subject of Geometric Dimensioning and Tolerancing in the world. He has an unparalleled knowledge of how the ... read more

Benefits and Learning Outcomes

  • Interpret and apply the latest standards — ASME Y14.5M-2018
  • Reduce drawing changes and interpretation errors while designing for maximum profitability
  • Bid contracts with confidence

Course Outline/Topics

1. GD&T basic principles

2. Geometric characteristics and inspection

3. Datum selection, choosing the perfect geometric characteristic for parts and assemblies. Fixed fastener assembly, mating part tolerance formulas and the effects of modifiers (MMB after datum features) are also emphasized

4. Producibility and measurement considerations

5. Holding direct vs indirect functional relationships in an assembly

6. Application of common tolerancing methods and datum structures

7. Commonalities in tolerancing approaches on dissimilar part geometries profile of a surface

8. Design, dimensioning and tolerancing of functional gages and fixtures. Quality assurance strategies and measurement planning

9. Converting from plus and minus tolerancing to positional tolerance

10. Composite position vs two single-segment positional tolerancing

11. Composite profile vs two single-segment profile tolerancing

12. Applying position tolerances to a complex assembly with multiple datum structures for floating and fixed-fastener assembly conditions

13. New concepts in Y14.5-2018 are explained and discussed, such as: dynamic profile, vector symbols, the return of true geometric counterparts and much more

Notes

This program has a special two-and-a-half-day format, with adjournment on Day three at noon.

Date: June 10-12, 2025 * final day is a half day ending at noon

Delivery Method: Live Online

Time: 8am-4pm; final day 8am-noon

Platform: Zoom

Instructor: James Meadows

Fee:

$1,525 by May 26, 2025
$1,645 after May 26, 2025

CEUs: 1.8, PDHs: 1.8

Enrollment Limit: 25

Program Number: 4810-16713

Registration Deadline: June 3, 2025

Register Now

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