SysML v1/UAF/UML Model Element Descriptions UAF 1.3 elements Current: Operational Interface Operational Interface DescriptionA declaration that specifies a contract between the Operational Performer it is related to, and any other Operational Performers it can interact with.Architecture FrameworkUAF 1.3, DoDAF 2.0, MODAF, NAF, NAF 4.0ExtensionClass ×