Here we would like to draw your attention to OIAY transaction code in SAP. As we know it is being used in the SAP PM (Plant Maintenance) module. OIAY is a transaction code used for Field Selection Order Header Service in SAP.
It comes under the package INSC.
Transaction OIAY technical data table
|Purpose||Field Selection Order Header Service|
[ FREE ] SUBSCRIBE
RECEIVE UPDATES & SAP ARTICLES RIGHT IN YOUR INBOX.