GRIFFITH TRAINING
Geometric Dimensioning & Tolerancing Course Outline
Tailoring Option: The class can be tailored to use the clients engineering drawings integrated into the training. Please ask about the option if interested.
  • ASME Y14.5 Standard
    A. General Rules
    B. Symbols
    C. Modifiers (MMC, RFS, LMC)
    D. Datums
    E. Tolerance Zones
    F. Virtual Condition/Size
  • Form Tolerances
    A. Review
    B. Flatness
    C. Straightness
    D. Circularity (Roundness)
    E. Cylindricity
    F. Emphasis on Interpretation and Application
  • Orientation Tolerances
    A. Review of datums
    B. Secondary Alignment datums
    C. Parallelism
    D. Perpendicularity
    E. Angularity
    F. Emphasis on Interpretation and Application
  • Runout Tolerances
    A. Introduction
    B. Definition of Runout
    C. Circular Runout
    D. Total Runout
    E. Emphasis on Interpretation and Application
  • Profile Tolerances
    A. Introduction to Profile
    B. Bilateral/Unilateral zones
    C. Basic dimensions
    D. Profile of a Line
    E. Profile of a Surface
    F. Profile - Coplanar Surfaces
    G. Locating a surface
    H. Emphasis on Interpretation and Application
  • Location Tolerances
    A. Position Tolerances
    Emphasis on Interpretation and Application
    1. Introduction & Basic dimensions
    2. Position Vs Coordinates
    3. Conversion
    4. Bonus tolerances
    5. Functional gages
    6. Hole Patterns
    a. No datum
    b. Primary datum only
    c. All three datums
    d. Composite tolerances
    e. Functional Gaging
    f. Bonus tolerance
    g. Base line & Chain dimensioning
    7. Position Coaxial
    8. Position at LMC
    9. Bi-Directional Position
    10. Position -Size Datums
    11. Graphical Inspection Analysis
    12. Projected Tolerance Zones
    B. Concentricity
    Emphasis on Interpretation and Application
    1. Conc. versus Runout
    2. Measuring methods
    3. Verifying concentricity
    C. Symmetry
    Emphasis on Interpretation and Application

    The delivery of each class is tailored to the audience with additional perspectives (e.g. inspection methods, tooling, etc.) as necessary.