NSN 2825-01-182-3535 · NIIN 011823535 · Part number M549ZJX1
Siemens Energy, Inc. · FSC 2825 — Steam Turbines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 16712
Government record, cited
NSN 2825-01-182-3535 — this item is cataloged by the U.S. Government under National Stock Number 2825-01-182-3535. Manufacturer of record part number: M549ZJX1.
Also searched as2825-01-182-3535 ·
2825011823535 ·
NIIN 011823535 ·
01-182-3535 ·
FSC 2825 Steam Turbines and Components · CAGE 16712 · M549ZJX1 · H-3502 · H-3502 PIECE 1
General Characteristics Item Description: CAST STEEL
2 manufacturer part numbers on file
Manufacturer of record: Siemens Energy, Inc.
Identification
NSN: 2825-01-182-3535
NIIN: 011823535
FSC: 2825 — Steam Turbines and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: M549ZJX1
Manufacturer: Siemens Energy, Inc.
General Description
The Cover,turbine, cataloged under National Stock Number 2825-01-182-3535, 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.. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2825-01-182-3535
Primary Part Number
M549ZJX1
Item Name
Cover,turbine
FSC / FSG
2825 / 28 — Steam Turbines and Components
Manufacturer
Siemens Energy, Inc.
Status
ACTIVE
General Characteristics Item Description
CAST STEEL
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 Items8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2825-01-182-4494M295BBPOSSIBLE MATCH
SPINDLE,VALVE
Possible match (shared part number)Siemens Energy, Inc.
2825-01-182-4495M292ED-R/LPOSSIBLE MATCH
LIFTING BAR,VALVE
Possible match (shared part number)Siemens Energy, Inc.
2825-01-182-4496M290VAPOSSIBLE MATCH
LEVER,NOZZLE VALVE
Possible match (shared part number)Siemens Energy, Inc.
2825-01-182-4497M1841AWPOSSIBLE MATCH
FORK,VALVE
Possible match (shared part number)Siemens Energy, Inc.
2825-01-182-4498M1841AWX1POSSIBLE MATCH
FORK,VALVE
Possible match (shared part number)Siemens Energy, Inc.
5342-01-182-4499M265JHPOSSIBLE MATCH
BRACKET,VALVE
Possible match (shared part number)Siemens Energy, Inc.
2825-01-183-8913DC592BPOSSIBLE MATCH
LANTERN,PACKING BOX
Possible match (shared part number)Siemens Energy, Inc.
5342-01-185-2431M265JJPOSSIBLE MATCH
BRACKET,TURBINE
Possible match (shared part number)Siemens Energy, Inc.
NSN 2825-01-182-3535 is a Cover,turbine, manufactured by Siemens Energy, Inc., classified under FSC 2825, Steam Turbines and Components. Status: active.
What part numbers are listed for NSN 2825-01-182-3535?
NSN 2825-01-182-3535 has 2 manufacturer part numbers on file: H-3502 PIECE 1 (Siemens Energy, Inc.), M549ZJX1 (Siemens Energy, Inc.).
What NSN replaces 2825-01-182-3535?
8 possible matches (shared part number, not a government interchangeability claim): 2825-01-182-4494, 2825-01-182-4495, 2825-01-182-4496. Verify interchangeability with system specifications before substitution.
What are the specifications of M549ZJX1?
Key specifications for M549ZJX1: General Characteristics Item Description: CAST STEEL. 1 specification is documented in the U.S. Government catalog.
Is NSN 2825-01-182-3535 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.