SAP ABAP Table KHSK (Key Fields CKHS) is used by

• Class (6)
• Function Module (67)
• Program (42)
• Table (2)
• TYPE (3)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_CE_NODE_CK Method: GET_COSTING_KEY	PCP: Structure Nodes of a Costing Hierarchy	CKBK	APPL	SAP_FIN
2	Class	CL_COSTING_PERSISTENCE Method: COMMIT_ALL	PCP Persistence Manager	CK	APPL	SAP_FIN
3	Class	CL_COSTING_PERSISTENCE Method: COSTING_MASSDATA_PREREAD	PCP Persistence Manager	CK	APPL	SAP_FIN
4	Class	CL_COSTING_PERSISTENCE Method: COMMIT_COST_ESTIMATE	PCP Persistence Manager	CK	APPL	SAP_FIN
5	Class	CL_COSTING_SERVICES Method: COMPLETE_COSTING_KEY	PCP Service Routines	CKBK	APPL	SAP_FIN
6	Class	CL_WRAP_COSTING	Class that Hides 'Classic' Implementation	CK	APPL	SAP_FIN