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NSN 4420-01-299-3858Government record, cited

Detector, Leak4420-01-299-3858

NSN 4420-01-299-3858 · NIIN 012993858 · Part number GEA-1119-0854

Siemens Energy & Automation, Inc Dba Siemens Marine Service Div Industrial Plants Marine Solutions · FSC 4420 — Heat Exchangers and Steam Condensers · FSG 44 — Furnace, Steam, Drying, Nuclear Reactors · CAGE 1J3A4

Government record, cited

NSN 4420-01-299-3858 — this item is cataloged by the U.S. Government under National Stock Number 4420-01-299-3858. Manufacturer of record part number: GEA-1119-0854.

Also searched as 4420-01-299-3858 · 4420012993858 · NIIN 012993858 · 01-299-3858 · FSC 4420 Heat Exchangers and Steam Condensers · CAGE 1J3A4 · GEA-1119-0854 · GEA-1119-0854-01 ITEM 1

Nearby stock numbers ← 4420-01-299-3857 Controller, Level · 4420-01-299-3899 Cooling Coil, Air, Duct Type →

Features

Detector,leak — FSC 4420
1 manufacturer part number on file
Manufacturer of record: Siemens Energy & Automation, Inc Dba Siemens Marine Service Div Industrial Plants Marine Solutions

Identification

NSN: 4420-01-299-3858
NIIN: 012993858
FSC: 4420 — Heat Exchangers and Steam Condensers
FSG: 44 — Furnace, Steam, Drying, Nuclear Reactors
Primary part number: GEA-1119-0854
Manufacturer: Siemens Energy & Automation, Inc Dba Siemens Marine Service Div Industrial Plants Marine Solutions

General Description

The Detector,leak, cataloged under National Stock Number 4420-01-299-3858, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Siemens Energy & Automation, Inc Dba Siemens Marine Service Div Industrial Plants Marine Solutions. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Detector,leak
FSC / FSG	4420 — Heat Exchangers and Steam Condensers (FSG 44)
Manufacturers	Siemens Energy & Automation, Inc Dba Siemens Marine Service Div Industrial Plants Marine Solutions (CAGE 1J3A4)

Technical Specifications

Parameter	Value
NSN	4420-01-299-3858
Primary Part Number	GEA-1119-0854
Item Name	Detector,leak
FSC / FSG	4420 / 44 — Heat Exchangers and Steam Condensers
Manufacturer	Siemens Energy & Automation, Inc Dba Siemens Marine Service Div Industrial Plants Marine Solutions
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
GEA-1119-0854 PRIMARY	Siemens Energy & Automation, Inc Dba Siemens Marine Service Div Industrial Plants Marine Solutions (USA)

Reference documents

Reference	Meaning
GEA-1119-0854-01 ITEM 1	5/9 Secondary reference Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division

No interchangeability data on file.

Other items in FSC 4420 — Heat Exchangers and Steam Condensers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4420-00-003-2812

CORE ASSEMBLY,FLUID HEATER,INDUS

4420-00-004-1071

4420-00-004-1071 · Item name not on file

4420-00-004-1072

4420-00-004-1072 · Item name not on file

4420-00-004-1073

4420-00-004-1073 · Item name not on file

4420-00-004-1074

4420-00-004-1074 · Item name not on file

4420-00-004-3860

COOLER,FLUID,INDUSTRIAL

4420-00-004-5260

4420-00-004-5260 · Item name not on file

4420-00-005-2335

PURGE ORIFICE ASSEMBLY

Frequently Asked Questions

What is NSN 4420-01-299-3858?

NSN 4420-01-299-3858 is a Detector,leak, manufactured by Siemens Energy & Automation, Inc Dba Siemens Marine Service Div Industrial Plants Marine Solutions, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.

What part numbers are listed for NSN 4420-01-299-3858?

NSN 4420-01-299-3858 has 1 manufacturer part number on file: GEA-1119-0854 (Siemens Energy & Automation, Inc Dba Siemens Marine Service Div Industrial Plants Marine Solutions).

Is NSN 4420-01-299-3858 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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