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Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.
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Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.
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You must be at least 17 years old to access this App.
Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.
PositionalT Screenshots
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About PositionalT

PositionalT is a fully validated Geometric Dimension and Tolerance calculator used to calculate the available Positional Tolerance between mating Holes and Pins or Fasteners, the default setting will divide the available tolerance between the Holes and Fasteners, leaving .001" clearance as the default distribution; the user can override this distribution to meet specific design needs.

The application calculates the diameters and tolerances available at MMC, LMC and Nominal. One of the key features of PositionalT is the calculated Virtual Conditions, a RED color indicates a potential interference fit at the tolerance extreme condition. (Total Tolerance and/or Virtual Condition will turn RED if interference is calculated.

When you are deep into a mating fit study and need to know standard drill sizes, select the Drill Index menu to browse the full spectrum of drill sizes from 1/64 up to 1 inch. (includes metric and letter drills)

Feature list:

- 19 calculations with a single click
- MMC, LMC and Nominal tolerances
- Resultant and Virtual Conditions
- Over-ride distribution of tolerance
- Floating and Fixed Fastener analysis
- Inch or Metric units
- Drill Index
- Screen capture for collaborative work
- Positional analysis in the field

The key number related to True Position is the Virtual Condition; the clearance between the virtual hole and pin is vital. Plastics can be pushed to a line to line fit, but metal parts may not assemble as easy in this condition. Additionally, components that are assembled using automated methods may not assemble with a line to line fit.
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What's New in the Latest Version 1.40

Last updated on Mar 12, 2017
Old Versions
Adapted the screen size to iPad devices; no changes to formulation were made.
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Version History
1.40
Mar 12, 2017
Adapted the screen size to iPad devices; no changes to formulation were made.

PositionalT FAQ

Click here to learn how to download PositionalT in restricted country or region.
Check the following list to see the minimum requirements of PositionalT.
iPhone
iPad
PositionalT supports English

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