ITOBAPI_MODIFY_EQ_ONLY is a standard SAP Structure so does not store data like a database table does. It can be used to define the fields of other actual tables or to process "PM: ITOB Fields Changeable Using APIs, Only Equis" Information within sap ABAP programs. This is done by declaring abap internal tables, work areas or database tables based on this Structure. These can then be used to store and process the required data appropriately. i.e. DATA: wa_ITOBAPI_MODIFY_EQ_ONLY TYPE ITOBAPI_MODIFY_EQ_ONLY.
The ITOBAPI_MODIFY_EQ_ONLY table consists of various fields, each holding specific information or linking keys about PM: ITOB Fields Changeable Using APIs, Only Equis data available in SAP. These include EQTYP (Equipment category), CHARGE (Batch Number), HZEIN (Manufacturer drawing number), AULDT (First delivery date of the equipment)... See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .