NSN 4420-01-219-3270 · NIIN 012193270 · Part number M-805-25MK42A
Amec Foster Wheeler North America Corp. Dba Foster Wheeler · FSC 4420 — Heat Exchangers and Steam Condensers · FSG 44 — Furnace, Steam, Drying, Nuclear Reactors · CAGE 23230
Government record, cited
NSN 4420-01-219-3270 — this item is cataloged by the U.S. Government under National Stock Number 4420-01-219-3270. Manufacturer of record part number: M-805-25MK42A.
Also searched as4420-01-219-3270 ·
4420012193270 ·
NIIN 012193270 ·
01-219-3270 ·
FSC 4420 Heat Exchangers and Steam Condensers · CAGE 23230 · M-805-25MK42A · M-805-25
Manufacturer: Amec Foster Wheeler North America Corp. Dba Foster Wheeler
General Description
The Core Assembly,fluid Cooler, cataloged under National Stock Number 4420-01-219-3270, 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 Amec Foster Wheeler North America Corp. Dba Foster Wheeler. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
Core Assembly,fluid Cooler
FSC / FSG
4420 — Heat Exchangers and Steam Condensers (FSG 44)
Manufacturers
Amec Foster Wheeler North America Corp. Dba Foster Wheeler (CAGE 23230)
Technical Specifications
Parameter
Value
NSN
4420-01-219-3270
Primary Part Number
M-805-25MK42A
Item Name
Core Assembly,fluid Cooler
FSC / FSG
4420 / 44 — Heat Exchangers and Steam Condensers
Manufacturer
Amec Foster Wheeler North America Corp. Dba Foster Wheeler
Amec Foster Wheeler North America Corp. Dba Foster Wheeler (USA)
Reference documents
Reference
Meaning
M-805-25
D/9Drawing number reference only
Amec Foster Wheeler North America Corp. Dba Foster Wheeler
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 4420-01-219-3270?
NSN 4420-01-219-3270 is a Core Assembly,fluid Cooler, manufactured by Amec Foster Wheeler North America Corp. Dba Foster Wheeler, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
What part numbers are listed for NSN 4420-01-219-3270?
NSN 4420-01-219-3270 has 1 manufacturer part number on file: M-805-25MK42A (Amec Foster Wheeler North America Corp. Dba Foster Wheeler).
Is NSN 4420-01-219-3270 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.