You will see the following fields on every tab of Manufacturing except for the Sheet Usage tab.

FO#: This field displays the selected factory order number.
Item: This field displays the selected item number.
Cust #: This field displays the customer for the selected order.
Mfg Complete checkbox: Check this box if all manufacturing for this line item is completed. The system will automatically check this box once the quantity ordered has been manufactured.
Required: This field displays the required date for the selected item.
Ordered: This field displays how many units the customer ordered.
OnHand: This field displays how many units are currently on hand.
Mfg'd: This field displays how many units have been manufactured.
Mfg'd Set: This field displays how many sets have been manufactured.
Shipped: This field displays how many units have been shipped.