BW Beginning Segment for Weight Message Set

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

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Position
Element
Name
Type
Requirement
Min
Max
Repeat
BW-01
Origin EDI Carrier Code
Identifier (ID)
Mandatory
2
4
1
Code (SCAC) identifying the carrier which originates the EDI transaction set for a shipment
BW-02
Shipment Identification Number
String (AN)
Optional
1
30
1
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
1
Code specifying the weight unit

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