BW Beginning Segment for Weight Message Set

To transmit identifying numbers, dates and other basic data relating to the transaction set

Position
Element
Name
Type
Requirement
Min
Max
Repeat
BW-01
Origin EDI Carrier Code
Identifier (ID)
Mandatory
2
4
-
Code (SCAC) identifying the carrier which originates the EDI transaction set for a shipment.
BW-02
Shipment Identification Number
String (AN)
Optional
1
30
-
Identification number assigned to the shipment by the shipper that uniquely identifies the shipment from origin to ultimate destination and is not subject to modification. (Does not contain blanks or special characters.)
BW-03
Weight Unit Code
Identifier (ID)
Mandatory
1
1
-
Code specifying the weight unit
BW-04
Shipment Weight Code
Identifier (ID)
Mandatory
1
1
-
Code indicating the way by which weights are obtained for a particular shipment.

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