855 Purchase Order Acknowledgment
Dell · X12 004010
Dell’s published 855 specification, rendered as an interactive guide. Expand any segment to see its elements, data types, lengths and accepted codes — then validate your own document against it below.
Specification
6 of 6 segments
HEADING
ST
Transaction Set Header ST
pos 010
Optional
max —
BAK
Beginning Segment For Purchase Order Acknowledgment BAK
pos 020
Required
max —
DETAIL
PO1 Looprepeats 100000required
PO1
Baseline Item Data PO1
pos 010
Required
max —
ACK Looprepeats 104required
ACK
Line Item Acknowledgment ACK
pos 270
Required
max —
SUMMARY
CTT Looprepeats 1required
CTT
Transaction Totals CTT
pos 010
Required
max —
SE
Transaction Set Trailer SE
pos 030
Optional
max —
Validate a 855
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