GD&T Lesson 7: Position Tolerance

GD&T Lesson 7: Position Tolerance gd&t slot dimensioning Arrowless dimensioning is used for locational dimensions for a series of features such as holes and slots All dimensions and note text must be oriented to read gd&t slot dimensioning The diameter of the hole is a tolerance dimension and the GD&T callout does not have the M or L material condition, so the RFS is assumed Now the TP callout is

gd&t slot dimensioning Pretty easy Once this is verified you need to calculate the virtual condition of the slot The virtual condition is the boundary that can not

old fashioned old slot machines A slot in a plastic molded part may have draft This complicates how it should be dimensioned Below is a best practice for how to dimension slots with draft  To specify a slot feature using GD&T, you need to consider the size and location of the slot You can use a basic dimension to indicate the