PartsTable TECHNICAL DATA SHEET
NSN 2825-00-169-0129Government record, cited

Valve Gear2825-00-169-0129

NSN 2825-00-169-0129 · NIIN 001690129 · Part number 577E778LESSPC3
General Electric Company · FSC 2825 — Steam Turbines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 01289
Government record, cited
NSN 2825-00-169-0129 — this item is cataloged by the U.S. Government under National Stock Number 2825-00-169-0129. Manufacturer of record part number: 577E778LESSPC3.
Also searched as  2825-00-169-0129 · 2825001690129 · NIIN 001690129 · 00-169-0129 · FSC 2825 Steam Turbines and Components · CAGE 01289 · 577E778LESSPC3 · 577E77BLESSPC3
Nearby stock numbers  ·
Features
  • Valve Gear — FSC 2825
  • 2 manufacturer part numbers on file
  • Manufacturer of record: General Electric Company
Identification
  • NSN: 2825-00-169-0129
  • NIIN: 001690129
  • FSC: 2825 — Steam Turbines and Components
  • FSG: 28 — Engines, Turbines, and Components
  • Primary part number: 577E778LESSPC3
  • Manufacturer: General Electric Company
General Description

The Valve Gear, cataloged under National Stock Number 2825-00-169-0129, is classified within Federal Supply Class 2825 (Steam Turbines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is General Electric Company. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2825-00-169-0129
Primary Part Number577E778LESSPC3
Item NameValve Gear
FSC / FSG2825 / 28 — Steam Turbines and Components
ManufacturerGeneral Electric Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
577E77BLESSPC3 General Electric Company (USA)
577E778LESSPC3 PRIMARY General Electric Company (USA)
No interchangeability data on file.
Other items in FSC 2825 — Steam Turbines and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2825-00-001-8044
2825-00-001-8044 · Item name not on file
2825-00-036-3377
IMPELLER
2825-00-146-0122
BUCKET ASSEMBLY
2825-00-146-0122
BUCKET ASSEMBLY
2825-00-146-0122
BUCKET ASSEMBLY
2825-00-373-0694
WHEEL,TURBINE
2825-00-373-0694
WHEEL,TURBINE
2825-00-388-6912
NOZZLE ASSEMBLY

Frequently Asked Questions

What is NSN 2825-00-169-0129?

NSN 2825-00-169-0129 is a Valve Gear, manufactured by General Electric Company, classified under FSC 2825, Steam Turbines and Components. Status: active.

What part numbers are listed for NSN 2825-00-169-0129?

NSN 2825-00-169-0129 has 2 manufacturer part numbers on file: 577E77BLESSPC3 (General Electric Company), 577E778LESSPC3 (General Electric Company).

What are the specifications of 577E778LESSPC3?

Key specifications for 577E778LESSPC3: End Item Identification: STEAM TURBINE,SHIPS PROPULSION SYSTEM. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2825-00-169-0129 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.
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