USI Unitized Shipment Information
To specify the quantity, number of pallet spaces and stackability of unitized units
Numeric value of quantity
Code for packaging form of the lading quantity
USI02 defines the quantity in USI01.
Code indicating a Yes or No condition or response
USI03 identifies whether the unitized handling units are stackable. A "Y" indicates the unitized handling units are stackable; an "N" indicates the unitized handling units are not stackable.