PartsTable TECHNICAL DATA SHEET
NSN 2825-01-168-3652Government record, cited

Adapter2825-01-168-3652

NSN 2825-01-168-3652 · NIIN 011683652 · Part number M370X1
Siemens Energy, Inc. · FSC 2825 — Steam Turbines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 16712
Government record, cited
NSN 2825-01-168-3652 — this item is cataloged by the U.S. Government under National Stock Number 2825-01-168-3652. Manufacturer of record part number: M370X1.
Also searched as  2825-01-168-3652 · 2825011683652 · NIIN 011683652 · 01-168-3652 · FSC 2825 Steam Turbines and Components · CAGE 16712 · M370X1 · F7757 PIECE 49 · F7757
Nearby stock numbers  ·
Features
  • Adapter — FSC 2825
  • 1 manufacturer part number on file
  • Manufacturer of record: Siemens Energy, Inc.
Identification
  • NSN: 2825-01-168-3652
  • NIIN: 011683652
  • FSC: 2825 — Steam Turbines and Components
  • FSG: 28 — Engines, Turbines, and Components
  • Primary part number: M370X1
  • Manufacturer: Siemens Energy, Inc.
General Description

The Adapter, cataloged under National Stock Number 2825-01-168-3652, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 11 items share a part number with this NSN in the catalog (possible match — not a government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 NameAdapter
FSC / FSG2825 — Steam Turbines and Components (FSG 28)
ManufacturersSiemens Energy, Inc. (CAGE 16712)
Technical Specifications
ParameterValue
NSN2825-01-168-3652
Primary Part NumberM370X1
Item NameAdapter
FSC / FSG2825 / 28 — Steam Turbines and Components
ManufacturerSiemens Energy, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 11
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2825-01-168-3653F7757 PIECE 51 POSSIBLE MATCH
COVER,STEAM SEAL
Possible match (shared part number)Siemens Energy, Inc.
5342-01-168-3654F7757 PIECE 52 POSSIBLE MATCH
BRACKET
Possible match (shared part number)Siemens Energy, Inc.
2825-01-168-4343M1841BB POSSIBLE MATCH
FORK,STEAM SEAL REGULATOR
Possible match (shared part number)Siemens Energy, Inc.
2825-01-168-4344M549WG POSSIBLE MATCH
COVER,STEAM SEAL REGULATOR
Possible match (shared part number)Siemens Energy, Inc.
2825-01-168-4345M1841AV POSSIBLE MATCH
FORK,STEAM SEAL REGULATOR
Possible match (shared part number)Siemens Energy, Inc.
2825-01-168-4347F7757 PIECE 153 POSSIBLE MATCH
SOCKET,VALVE
Possible match (shared part number)Siemens Energy, Inc.
5365-01-168-6436M215NV POSSIBLE MATCH
BUSHING
Possible match (shared part number)Siemens Energy, Inc.
4820-01-168-6437F7757 PIECE 28 POSSIBLE MATCH
COVER,STEAM SEAL REAR
Possible match (shared part number)Siemens Energy, Inc.
4820-01-168-7616M225AE POSSIBLE MATCH
DISK,VALVE
Possible match (shared part number)Siemens Energy, Inc.
2825-01-170-2486M-1822KD POSSIBLE MATCH
PILOT VALVE AND SLEEVE ASSEMBLY
Possible match (shared part number)Siemens Energy, Inc.
Cross-Reference Index
Part NumberManufacturer
M370X1 PRIMARY Siemens Energy, Inc. (USA)
Reference documents
ReferenceMeaning
F7757 PIECE 49 5/9 Secondary reference
Siemens Energy, Inc.
F7757 D/9 Drawing number reference only
Siemens Energy, Inc.
Related Parts
2825-01-168-3653POSSIBLE MATCH
COVER,STEAM SEAL
F7757 PIECE 51
5342-01-168-3654POSSIBLE MATCH
BRACKET
F7757 PIECE 52
2825-01-168-4343POSSIBLE MATCH
FORK,STEAM SEAL REGULATOR
M1841BB
2825-01-168-4344POSSIBLE MATCH
COVER,STEAM SEAL REGULATOR
M549WG
2825-01-168-4345POSSIBLE MATCH
FORK,STEAM SEAL REGULATOR
M1841AV
2825-01-168-4347POSSIBLE MATCH
SOCKET,VALVE
F7757 PIECE 153
5365-01-168-6436POSSIBLE MATCH
BUSHING
M215NV
4820-01-168-6437POSSIBLE MATCH
COVER,STEAM SEAL REAR
F7757 PIECE 28
4820-01-168-7616POSSIBLE MATCH
DISK,VALVE
M225AE
2825-01-170-2486POSSIBLE MATCH
PILOT VALVE AND SLEEVE ASSEMBLY
M-1822KD
2825-01-170-2487POSSIBLE MATCH
BELLOWS,STEAM TURBINE
M-738AC

Frequently Asked Questions

What is NSN 2825-01-168-3652?

NSN 2825-01-168-3652 is a Adapter, manufactured by Siemens Energy, Inc., classified under FSC 2825, Steam Turbines and Components. Status: active.

What part numbers are listed for NSN 2825-01-168-3652?

NSN 2825-01-168-3652 has 1 manufacturer part number on file: M370X1 (Siemens Energy, Inc.).

What NSN replaces 2825-01-168-3652?

11 possible matches (shared part number, not a government interchangeability claim): 2825-01-168-3653, 5342-01-168-3654, 2825-01-168-4343. Verify interchangeability with system specifications before substitution.

Is NSN 2825-01-168-3652 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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