Thanks for all the replys!!! Sorry for the confusion.
Datum A is one of the .1870 dias which is a male feature. The opposite dia. of .1871 is the B datum, which is also a male feature, they are separated by a rectangular section. At each diameter callout the total runout of .0005 A B is...
We have a part that has two shafts opposite each other. (.187 dias.x .375 long each) Each shaft has individual datum callouts (A & B) with a total runout callout of .0005 to A-B. We have a few interpretations here on how this should correctly be inspected. At the moment we are simply placing one...