FMBLEXTFA is a standard SAP Table which is used to store Substitute BL Doc Types data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The FMBLEXTFA table consists of various fields, each holding specific information or linking keys about Substitute BL Doc Types data available in SAP. These include FM_AREA (Financial Management Area)... 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. .