If you specify a configurable item on the sales order line, you can configure or link a product variant.
An item is configurable if the Configurable check box is selected in the Item – General (tcibd0101s000) session.
Manufactured items with theDefault Supply Sourceset to Assembly in the Item – General (tcibd0101s000) session and Generic items, are always configurable.
Purchased items with the Purchase Schedule in Use check box selected in the Item – General (tcibd0101s000) session, can be configurable.