FRMLC16 is a standard SAP Table which is used to store RMS-FRM: Assignmt of Units of Measure -> Unit of Measure Grp data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The FRMLC16 table consists of various fields, each holding specific information or linking keys about RMS-FRM: Assignmt of Units of Measure -> Unit of Measure Grp data available in SAP. These include UNIT_GRP (Two digit number), MSEHI (Unit of Measurement)... 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. .