SAP ABAP Data Element SISUB_PACK (Subpackage number) is used by

• Table (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Table	BAPI_ESLL - SUB_PACKNO	Communication Structure: Outline/Service Line	ML	APPL	SAP_APPL
2	Table	BAPI_ESUC - SUB_PACKNO	Communication Structure: Limits	ML	APPL	SAP_APPL