Purchase Order Flow.
Transaction Codes for Purchase Order
Different Operation with SAP Purchase Order
A purchase order consists of a document header and a number of items.
The information shown in the header relates to the entire purchase order For example, the terms of payment and the delivery terms are defined in the header.
A procurement type is defined for each of the document items. The following procurement types exist:
The total quantity of materials to be delivered or services to be performed that is defined in the purchase order item can be subdivided in the schedule lines into various partial quantities with the relevant delivery dates.
For PO items to be supplied by subcontractors, you can specify the necessary input materials or components that are to be provided to the subcontractor for assembly or processing in respect of each delivery date stipulated.
An item of the procurement type “external service” contains a set of service specifications. Outline levels structure the service specifications and service lines determine the quantity ordered. Value limits are specified instead of service lines for services or work that initially cannot be specified precisely.
If services covered by an already existing contract are released (ordered, or called off against the contract), the PO item can contain a value limit relating to the contract in question.