X12 > 856 - Advance Ship

This topic lists the file specifications for the X12-856, Advance Ship, document type which is one of two formats used for updating purchase order (PO) application data. These are the segments and elements that we specifically handle, not the full document specifications for the entire format.

PRF Segment (Purchase Order Reference)

Segment	Description	Default (if any)
PRF 01	Purchase Order Number

LIN Segment (Item Information)

The application will search all of the product/service IDs for a match. The item SKU (identifier) may or may not appear in position 03.

SN1 Segment (Item Detail - Shipment)

Segment	Description	Default (if any)
SN1 02	Number of Units Shipped

SLN Segment (Sub-line Item Detail)

Segment	Description	Default (if any)
SLN 06	Unit Price