Maricopa Community Colleges  MET116   19996-20045 
Official Course Description: MCCCD Approval: 06/22/99
MET116 19996-20045 LEC 3 Credit(s) 3 Period(s)
Geometric Dimensioning and Tolerancing-Senior Level
Terminology, symbols, modifiers, and relationships specific to geometric dimensioning and tolerancing (GDT). Use of geometric controls to document design intent. Use of GDT calculations. Application of symbols, modifiers, and datum references specific to engineering drawings and related documents. Principles of GDT applied to manufacturing, quality, and verification processes. Prerequisites: MET115 or permission of program director.
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MCCCD Official Course Competencies:
 
MET116   19996-20045 Geometric Dimensioning and Tolerancing-Senior Level
1. Define terms specific to geometric dimensioning and tolerancing. (I, II)
2. Interpret geometric dimensioning and tolerancing symbols. (I, II)
3. Select specific geometric controls to document design intent based on function and relationship of part features. (II, III, IV)
4. Perform specific calculations pertaining to geometric dimensioning and tolerancing. (I)
5. Apply appropriate geometric control symbols, modifiers, and datum references to engineering drawings. (III to VI)
6. Apply principles of GDT to the operations of manufacturing, quality, and verification processes associated with engineering drawings. (IV to VI)
7. Apply principles of GDT to the establishment of functional gauging activities. (VI) Outline:
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MCCCD Official Course Outline:
 
MET116   19996-20045 Geometric Dimensioning and Tolerancing-Senior Level
    I. Datum selection
        A. Immobilization of part
        B. Application
        C. Datum reference frame
        D. Criteria
        E. Symbol placement
        F. Datum feature controls
        G. Dimensioning features
        H. Order of precedence
        I. Establishment from datum features
        J. Datum targets
      II. General Tolerancing and Related Principles
          A. General need for expressing tolerances
          B. Application
          C. Direct tolerancing methods
          D. Limits of size
          E. Applicability of modifiers
          F. Threads
          G. Gears and splines
          H. Virtual/resultant condition
          I. Angular surfaces
          J. Tapers
          K. Radii
          L. Statistical tolerancing
          M. Location tolerances
          N. Form
          O. Profile
          P. Orientation
          Q. Runout
          R. Y14.5 Appendices
        III. Application of Modifiers in Feature Control Frames
            A. Types
            B. Application
          IV. Composite Tolerancing
              A. Location of a pattern of features
              B. Composite profile
              C. Part verification methods
              D. Application of positional tolerancing versus tow single- segment tolerancing
            V. Tolerances of Location
                A. General
                B. Position
                C. Feature pattern location
                D. Bi-directional
                E. Noncircular
                F. Coaxiality
                G. Concentricity
                H. Symmetrical relationships
                I. Spherical
              VI. Tolerances of Form, Orientation, Profile and Runout
                  A. Form tolerances
                  B. Orientation
                  C. Profile
                  D. Runout
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