NSN 2825-01-169-8689 · NIIN 011698689 · Part number LDD410FGZX1
Siemens Energy, Inc. · FSC 2825 — Steam Turbines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 16712
Government record, cited
NSN 2825-01-169-8689 — this item is cataloged by the U.S. Government under National Stock Number 2825-01-169-8689. Manufacturer of record part number: LDD410FGZX1.
Also searched as2825-01-169-8689 ·
2825011698689 ·
NIIN 011698689 ·
01-169-8689 ·
FSC 2825 Steam Turbines and Components · CAGE 16712 · LDD410FGZX1 · F7829 PIECE 15 · F7829
The Blade,closing Rotor, cataloged under National Stock Number 2825-01-169-8689, is classified within Federal Supply Class 2825 (Steam Turbines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Siemens Energy, Inc.. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Blade,closing Rotor
FSC / FSG
2825 — Steam Turbines and Components (FSG 28)
Manufacturers
Siemens Energy, Inc. (CAGE 16712)
Technical Specifications
Parameter
Value
NSN
2825-01-169-8689
Primary Part Number
LDD410FGZX1
Item Name
Blade,closing Rotor
FSC / FSG
2825 / 28 — Steam Turbines and Components
Manufacturer
Siemens Energy, Inc.
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2825-01-169-8691RK406BPOSSIBLE MATCH
CLOSING PIECE,ROTOR
Possible match (shared part number)Siemens Energy, Inc.
2825-01-169-9731LDD410FGZX2POSSIBLE MATCH
BLADE,CLOSING ROTOR
Possible match (shared part number)Siemens Energy, Inc.
2825-01-170-2495LDC410FGZX4POSSIBLE MATCH
BLADE,CLOSING ROTOR ASSEMBLY
Possible match (shared part number)Siemens Energy, Inc.
2825-01-170-2496LDD410FGZX4POSSIBLE MATCH
BLADE,CLOSING ROTOR ASSEMBLY
Possible match (shared part number)Siemens Energy, Inc.
2825-01-170-7073GJ555BPOSSIBLE MATCH
COLLAR,ROTOR
Possible match (shared part number)Siemens Energy, Inc.
NSN 2825-01-169-8689 is a Blade,closing Rotor, manufactured by Siemens Energy, Inc., classified under FSC 2825, Steam Turbines and Components. Status: active.
What part numbers are listed for NSN 2825-01-169-8689?
NSN 2825-01-169-8689 has 2 manufacturer part numbers on file: F7829 PIECE 15 (Siemens Energy, Inc.), LDD410FGZX1 (Siemens Energy, Inc.).
What NSN replaces 2825-01-169-8689?
5 possible matches (shared part number, not a government interchangeability claim): 2825-01-169-8691, 2825-01-169-9731, 2825-01-170-2495. Verify interchangeability with system specifications before substitution.
Is NSN 2825-01-169-8689 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.