850 Purchase Order
Chewy Pharmacy · X12 005010
Chewy Pharmacy’s published 850 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
31 of 31 segments
HEADING
ST
Transaction Set Header ST
pos 0100
Optional
max —
BEG
Beginning Segment For Purchase Order BEG
pos 0200
Required
max —
REF
Reference Information REF
One iteration of the REF segment will always be present for the Chewy Pharmacy internal vendor ID (REF02,when REF01 = IA).
pos 0500
Required
max 3
PER
Administrative Communications Contact PER
pos 0600
Optional
max 2
FOB
Fob Related Instructions FOB
pos 0800
Optional
max 1
CSH
Sales Requirements CSH
Purchase Orders can only be backordered if CSH01 = Y. When CSH01 = N orders that can not be shipped must be canceled.
pos 1100
Optional
max 5
SAC Looprepeats 25
SAC
Service Promotion Allowance Or Charge Information SAC
pos 1200
Required
max —
ITD
Terms Of Sale Deferred Terms Of Sale ITD
Terms Description
pos 1300
Optional
max 1
DTM
Date Time Reference DTM
pos 1500
Required
max 4
TD5
Carrier Details Routing Sequence Transit Time TD5
pos 2400
Optional
max 1
N9 Looprepeats 10
N9
Extended Reference Information N9
pos 2950
Required
max —
MTX
Text MTX
pos 3000
Required
max 1
N1 LoopN1 Loop Bill-To-Party and Vendorvariant 1 of 2repeats 2
N1
Party Identification N1
pos 3100
Required
max —
N2
Additional Name Information N2
pos 3200
Optional
max 1
N3
Party Location N3
pos 3300
Optional
max 2
N4
Geographic Location N4
pos 3400
Optional
max 1
PER
Administrative Communications Contact PER
pos 3600
Optional
max 1
N1 LoopN1 Loop Ship Tovariant 2 of 2required
N1
Party Identification N1
pos 3100
Required
max —
N2
Additional Name Information N2
pos 3200
Optional
max 1
N3
Party Location N3
pos 3300
Optional
max 2
N4
Geographic Location N4
pos 3400
Optional
max 1
PER
Administrative Communications Contact PER
pos 3600
Optional
max 1
DETAIL
PO1 Looprepeats 100000required
PO1
Baseline Item Data PO1
PO Line #
pos 0100
Required
max —
PID Looprepeats 4required
PID
Product Item Description PID
pos 0500
Required
max —
PO4
Item Physical Details PO4
pos 0900
Optional
max —
N9 Looprepeats 10
N9
Extended Reference Information N9
pos 3300
Required
max —
MTX
Text MTX
pos 3400
Required
max 1
AMT Loop
AMT
Monetary Amount Information AMT
pos 6000
Required
max —
SUMMARY
CTT Looprepeats 1
CTT
Transaction Totals CTT
pos 0100
Required
max —
AMT
Monetary Amount Information AMT
pos 0200
Optional
max —
SE
Transaction Set Trailer SE
pos 0300
Optional
max —
Validate a 850
Paste or upload a document and check it against Chewy Pharmacy’s published rules — segment order and repetition, required elements, field lengths, data types and accepted codes. Nothing is stored.
Go live on Chewy Pharmacy’s 850 in days, not months
Weredi maps this guide to your ERP, runs the test cycle with Chewy Pharmacy, and keeps the spec current as it changes.