True Position GD&T Tolerance Calculator

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This calculator calculates position tolerances utilizing principles and concepts withinASME Y14.5-2009 and ASME Y14.5M - 1994, Geometric Dimensioning and Tolerancing (GD&T).

For the equations behind this calculator, see:
"Geometric Boundaries"
Interpretation and Application of
Geometric Dimensioning and Tolerancing

Description of Variables Used in GD&T True Position Calculator

Notes:

  1. Units may be given as inches, mm, meters or whatever.
  2. Units DO NEED to be consistant (e.g. all inches or all mm).
  3. NAN = Values out of range for entered values (values not possible) .

GD&T True Position - Measured Offset Calculator

Offset (X) 

Offset (Y)

Calculated True Position 

Specified True Position
(+) Excess Tolerance
(-) Tolerance Deficit


GD&T True Position Calculator With Basic Dimension Data

Notes:

  1. Units may be given as inches, mm, meters or whatever.
  2. Units DO NEED to be consistant (e.g. all inches or all mm).
Basic Dimension X Axis =
Actual Measured X Axis =
Offsett X =
Basic Dimension Y =
Actual Measured Y Axis =
Offsett Y =
Drawing True Position Specified =
Calculated Radius Offset =
Calculated True Position =
Tolerance Excess(+)
Tolerance Deficit (-)

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