COURSE DESCRIPTION
Tolerance Analysis is a course that is presented through lecture, demonstration, discussion, and written exercises. It is an information packed course that will provide participants with the analytical tools needed to:
 Set up a tolerance analysis problem
 Determine the 100% tolerance stack–up in an assembly
 Analyze fixed and floating fastener assemblies
 Use statistical tolerancing
COURSE OBJECTIVES
Participants will be able to:
 Identify factors pertinent to a stack–up analysis
 Simplify complex assemblies
 Draw a loop analysis diagram
 Calculate MAX and MIN GAPS within an assembly
 Calculate the statistical tolerance of an assembly
SUGGESTED PARTICIPANTS


COURSE OUTLINE
 The Basics
 Identify factors pertinent to stack–up analysis
 Designate positive and negative routes
 Position each part for a worst–case analysis
 Calculate mean dimensions and equal bilateral tolerances
 Calculate virtual and resultant condition boundaries
 Calculate the tolerance of fixed and floating fasteners
 Box Assembly
 Apply basic stack–up analysis to a box assembly
 Draw loop analysis diagram for the box assembly
 Designate positive and negative routes
 Calculate mean dimensions and equal bilateral tolerances
 Calculate MAX and MIN GAP
 Tolerance Stack–Up Analysis for Feature of Size
 Perform a loop analysis
 Determine the start and end points
 Graph values on a loop diagram
 Tolerance Stack–Up Analysis for Assemblies with Plus
and Minus Tolerancing
 Calculate airspaces and interferences
 Alternative method of analysis
 Tolerance Stack–Up Analysis for a Floating Fastener
Assembly
 Calculate resultant and virtual conditions
 Convert all dimensions to equal bilateral tolerances
 Mix widths and diameters in a numbers chart
 Graph the numbers into a tolerance stack–up diagram
 Determine all unknown gaps in a five–part assembly
 Tolerance Stack–Up Analysis for a Fixed Fastener Assembly
 Calculate overall housing requirements
 Calculate MIN and MAX GAPS within the assembly
 Tolerance StackUp Analysis for a Five–Part Assembly
 Perform a tolerance analysis of a five–part rotating assembly with a variety of geometric tolerances
 Practice simplifying a complex situation
 Learn to calculate part–to–part analysis from two parts to an infinite number of parts
 Determine assembly housing requirements
 Calculate radial clearance and interference
 The Theory of Statistical Probability
 Convert an arithmetical to a statistical tolerance
 Use the Root Sum Squares (RSS) formula
 Determine the tolerance statistically likely to be consumed
 Compare the statistical to arithmetical tolerance
 Calculate the percentage each tolerance may be increased
 Use a correction factor as a multiplier
 Reintegrate the statistical tolerance into the assembly