EXPLORE MBD
CAD TOOLKIT
DICTIONARY
ABOUT
GLOSSARY
INDUSTRY STANDARDS 
Outer Boundary
OB
ASME Y14.5 :
Dimensioning and Tolerancing
A worst-case boundary generated by the collective effects of the largest feature of size (LMC for an internal feature of size, MMC for an external feature of size) and the applicable geometric tolerance.
See Also:
Feature of Size
,
Least Material Condition
,
Maximum Material Condition
,
Geometric Element
,
Tolerance