Symbol 0987 from ISO 7000 - Title/Meaning: Store Function/description: To indicate a reference to the storage of data.
Additional information: 
Symbol is used to identify functions where elements or data are held pending access or execution by the machine system. The symbol can apply equally to data, components or cutting tools.
Own work using: iso.org/obp/graphics/grs/01690f92-7d51-49ac-9c56-91f1023ad43e 200.png
Vectorization:  Mrmw