DLMS Data Dictionary

The Authoritative Resource for DLMS X12 Data Elements and Codes

This Data Dictionary is the authoritative reference for all data elements used across Defense Logistics Management Standards (DLMS) Implementation Conventions (ICs). It provides standardized definitions and technical specifications for DLMS and its underlying ANSI ASC X12 data structures.

What This Dictionary Provides:

  • Clear Definitions: Find the official business definition and purpose for every data element used in DLMS transactions.
  • Technical Specifications: Get the exact technical format, length, and structure for each element as it appears in an X12 transaction.
  • DLMS to X12 Mapping: Understand exactly how a DLMS business term maps to a specific X12 segment and element (e.g., "Ship-To Address" maps to N1*ST in the 511R transaction).

Who Should Use This Resource:

  • System Developers & Integrators: To correctly build, map, and test DLMS-compliant applications.
  • Logistics & Supply SMEs: To understand the precise meaning and proper use of data in our business processes.
  • Data Analysts & Managers: To ensure data quality, standardization, and interoperability across systems.

Key Implementation Notes:

  • Relationship to Implementation Conventions (ICs): This Data Dictionary is a reference tool that enhances and supports the DLMS Implementation Conventions (ICs); it does not replace them. For proper implementation, users must consult the detailed guidance and business rules contained within the applicable IC.
  • Governing Standards: All data elements are governed by the Accredited Standards Committee X12 (ASC X12) and the policies within DLM 4000.25, Defense Logistics Management Standards (DLMS). The ASC X12 is the governing source for X12, which is an electronic data interchange (EDI) standard.
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Category Details
IC 947I
SEGMENT CODE N9
SEGMENT NAME Reference Identification
POSITION 0400
REF N901
ID 128
X12 MIN MAX '2/3
ELEMENT NAME Reference Identification Qualifier
ELEMENT DLMS NOTE 1. The following codes are authorized. 2. To identify new materiel identification when the inventory adjustment results from a stock number change, use only one of codes 1I, ABV, FQ, MF, NS, S6, or XD. DLMS enhancement. See DLMS introductory DLMS note 4a. For Inventory Adjustment Gain transactions associated with stock number change (W1901 Quantity or Status Adjustment Reason Code AF (MILSTRAP D8K functionality), the gain NSN (or other materiel identification) is mapped to W1905-06. Accordingly, the intent for use of N901 with single inventory adjustment (stock number change) is unclear and under review.
CODE ZA
X12 CODE NAME Supplier
GENERAL CODE DEFINITION Use to identify the Supplier Name
CODE DLMS NOTE Use in CAV condition/purpose code transfer transactions to indicate the supplier of the materiel when waiting for parts. Use one of the following codes in N902: "G" = Materiel Furnished by the Government. "C" = Materiel Furnished by the Contractor. "B" = Materiel Furnished by both the Government and Contractor. "A" = Materiel in administrative hold.
PROPOSED CODE CHANGES
DLMS MIN MAX 1/30
DOD AND OTHER NAMES
FLIS DRN
ADC
DATA ELEMENT SOURCE DLM 4000.25, Volume 2 https://www.dla.mil/Defense-Data-Standards/Publications/
REFERENCED SERVICE OR AGENCY
ADDITIONAL COMMENTS