MCH 115A

Geometric Dimensioning and Tolerancing I

Portland Community College · UGRD · Fall 2026

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Covers the use of geometric dimensioning and tolerancing (GDT) as specified by the American Society of Mechanical Engineers in specification ASME Y14.5-2009. Introduces the symbols, concepts, and basic use of these techniques for dimensioning and tolerancing used in standard industry practice. This course is also offered as APR 115M; a student who enrolls in this course a second time under either designator will be subject to the course repeat policy. Prerequisite/concurrent: APR 110M or MCH 110B . Audit available.

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Class #portland-MCH115AFall 2026UGRD2 credits
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