PartsTable TECHNICAL DATA SHEET
NSN 4420-00-911-9922Government record, cited

Header, Economizer O4420-00-911-9922

NSN 4420-00-911-9922 · NIIN 009119922 · Part number 3491-468PC625R
Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric · FSC 4420 — Heat Exchangers and Steam Condensers · FSG 44 — Furnace, Steam, Drying, Nuclear Reactors · CAGE 11440
Government record, cited
NSN 4420-00-911-9922 — this item is cataloged by the U.S. Government under National Stock Number 4420-00-911-9922. Manufacturer of record part number: 3491-468PC625R.
Also searched as  4420-00-911-9922 · 4420009119922 · NIIN 009119922 · 00-911-9922 · FSC 4420 Heat Exchangers and Steam Condensers · CAGE 11440 · 3491-468PC625R · E491-468PC625R
Nearby stock numbers  ·
Features
  • Header,economizer O — FSC 4420
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric
Identification
  • NSN: 4420-00-911-9922
  • NIIN: 009119922
  • FSC: 4420 — Heat Exchangers and Steam Condensers
  • FSG: 44 — Furnace, Steam, Drying, Nuclear Reactors
  • Primary part number: 3491-468PC625R
  • Manufacturer: Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric
General Description

The Header,economizer O, cataloged under National Stock Number 4420-00-911-9922, 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 Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts
Item NameHeader,economizer O
FSC / FSG4420 — Heat Exchangers and Steam Condensers (FSG 44)
ManufacturersGe Steam Power Inc Dba Ge Steam Power, Inc Div General Electric (CAGE 11440)
Technical Specifications
ParameterValue
NSN4420-00-911-9922
Primary Part Number3491-468PC625R
Item NameHeader,economizer O
FSC / FSG4420 / 44 — Heat Exchangers and Steam Condensers
ManufacturerGe Steam Power Inc Dba Ge Steam Power, Inc Div General Electric
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Cross-Reference Index
Part NumberManufacturer
3491-468PC625R PRIMARY Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric (USA)
E491-468PC625R PRIMARY Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric (USA)
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 4420-00-911-9922?

NSN 4420-00-911-9922 is a Header,economizer O, manufactured by Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.

What part numbers are listed for NSN 4420-00-911-9922?

NSN 4420-00-911-9922 has 2 manufacturer part numbers on file: 3491-468PC625R (Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric), E491-468PC625R (Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric).

Is NSN 4420-00-911-9922 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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