SCENUM is a standard SAP Table which is used to store Numeric Characteristics data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The SCENUM table consists of various fields, each holding specific information or linking keys about Numeric Characteristics data available in SAP. These include KBID (Internal Number of SCE Knowledge Base), CHARID (Internal counter for objects in an SCE knowledge base), UNIT (Base unit of measure), LENGTH (Number of characters of characteristic value)... 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. .