The Seal Ring Assembly,labyrinth, cataloged under National Stock Number 2825-01-294-9469, is classified within Federal Supply Class 2825 (Steam Turbines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Walker Power Systems, Inc. Dba Tiernay Turbines. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2825-01-294-9469 |
| Primary Part Number | 101680-1 |
| Item Name | Seal Ring Assembly,labyrinth |
| FSC / FSG | 2825 / 28 — Steam Turbines and Components |
| Manufacturer | Walker Power Systems, Inc. Dba Tiernay Turbines |
| Status | ACTIVE |
| Operating Medium | STEAMSTEAM |
| Material | COPPER ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 101680-1 PRIMARY | Walker Power Systems, Inc. Dba Tiernay Turbines (USA) |
NSN 2825-01-294-9469 is a Seal Ring Assembly,labyrinth, manufactured by Walker Power Systems, Inc. Dba Tiernay Turbines, classified under FSC 2825, Steam Turbines and Components. Status: active.
NSN 2825-01-294-9469 has 1 manufacturer part number on file: 101680-1 (Walker Power Systems, Inc. Dba Tiernay Turbines).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-548-0810. Verify interchangeability with system specifications before substitution.
Key specifications for 101680-1: Operating Medium: STEAMSTEAM; End Item Identification: 6115-01-161-39926115-01-161-3992; Material: COPPER ALLOY OVERALL. 2 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.
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.