Item Info Tab Page

The Item Info Tab Page displays information about the current shop order line.  This information includes the component or sub-item number, the component description and the current unit or average cost of the component item as recorded in the Inventory Master record for the item.  The Item Info Tab Page also displays the quantity field  (the quantity of the component needed to  make one of the top level item), the extended quantity field (the total quantity of the component required to build the quantity specified in the shop order), the allocated quantity field (the quantity of the component that has been allocated or reserved from on hand inventory for the shop order) and the pulled quantity fields (the quantity of the  component that has been pulled from inventory and moved into work in process) for the selected shop order line.

The Item Info Tab Page can also be used to change the quantity of the specified component that is required to build one top level item. 

More:

Advanced Tab Page