When angularity is applied to a surface, the tolerance zone applies to the axis or center plane of the unrelated actual mating envelope.

Question

Quizplus · Accepted Answer

When angularity is applied to a surface, the tolerance zone is defined by two parallel planes or lines that are angled precisely as specified relative to a datum, not necessarily to the axis or center plane of the unrelated actual mating envelope.

When Angularity Is Applied to a Surface, the Tolerance Zone