<xs:simpleType name="ExtentEnumType">
  <xs:annotation>
    <xs:documentation>The ExtentEnumType enumerates values that describe the extent over which a characteristic is applied.</xs:documentation>
    <xs:documentation>ASME Y14.9 - 1994 - S 6.5.2</xs:documentation>
  </xs:annotation>
  <xs:restriction base="xs:NMTOKEN">
    <xs:enumeration value="ALL_OVER"/>
    <xs:enumeration value="ALL_AROUND"/>
    <xs:enumeration value="ALL_OVER_THIS_SIDE"/>
    <xs:enumeration value="ALL_AROUND_THIS_SIDE"/>
    <xs:enumeration value="UNDEFINED"/>
  </xs:restriction>
</xs:simpleType>