Multiple Single-Segment Tolerance of Position Control - When two (or more) single segment tolerance of position callouts are used to define the location, spacing, and orientation of a pattern of feature of size.
No-Go Gage - A gage that is not intended to fit into or over a feature of size. A No-Go gage is made to the LMC limit of the feature of size.
Non-Feature of Size Dimension - A dimension that is not associated with a feature of size.
Outer Boundary (OB) - A worst-case boundary generated by the largest feature of size plus the stated geometric tolerance (and any additional tolerance, if applicable).