The Memory Unit,data Storage, cataloged under National Stock Number 7025-01-616-7562, is classified within Federal Supply Class 7025 (Information Technology Input/output and Storage Devices) of the General Purpose ADP Equipment group. The manufacturer of record is Siemens Energy & Automation, Inc. Dba Siemens Westinghouse Technical Services Div Industrial Services Business Unit. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 7025-01-616-7562 |
| Primary Part Number | 6ES7953-8LJ31-0AA0 |
| Item Name | Memory Unit,data Storage |
| FSC / FSG | 7025 / 70 — Information Technology Input/output and Storage Devices |
| Manufacturer | Siemens Energy & Automation, Inc. Dba Siemens Westinghouse Technical Services Div Industrial Services Business Unit |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Weight | 0.5000 lbs |
| Cube | 0.0036 cu ft |
| Part Number | Manufacturer |
|---|---|
| 6ES7953-8LJ31-0AA0 PRIMARY | Siemens Energy & Automation, Inc. Dba Siemens Westinghouse Technical Services Div Industrial Services Business Unit (USA) |
| 4304156 | Northrop Grumman Systems Corporation (USA) |
| 8268778-1 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6ES7953-8LJ30-0AA0 | 5/9 Secondary reference Siemens Energy & Automation, Inc. Dba Siemens Westinghouse Technical Services Div Industrial Services Business Unit |
NSN 7025-01-616-7562 is a Memory Unit,data Storage, manufactured by Siemens Energy & Automation, Inc. Dba Siemens Westinghouse Technical Services Div Industrial Services Business Unit, classified under FSC 7025, Information Technology Input/output and Storage Devices. Status: active.
NSN 7025-01-616-7562 has 3 manufacturer part numbers on file: 6ES7953-8LJ31-0AA0 (Siemens Energy & Automation, Inc. Dba Siemens Westinghouse Technical Services Div Industrial Services Business Unit), 4304156 (Northrop Grumman Systems Corporation), 8268778-1 (Naval Sea Systems Command).
Key specifications for 6ES7953-8LJ31-0AA0: Part Name Assigned by Controlling Agency: CARD,MEMORY; End Item Identification: TERMINAL UNIT. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 7025-01-616-7562 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.