Here we would like to draw your attention to OMWH transaction code in SAP. As we know it is being used in the SAP MM-IM (Inventory Management in MM) component which is coming under MM module (Material Management).OMWH is a transaction code used for C Indicator for Materials LIFO Pools in SAP.
It comes under the package MRY.
Transaction OMWH technical data table
|Purpose||C Indicator for Materials LIFO Pools|