NSN 4420-01-674-2496 · NIIN 016742496 · Part number 226L64991-M00
Johnson Controls Ltd, York Navy Systems · FSC 4420 — Heat Exchangers and Steam Condensers · FSG 44 — Furnace, Steam, Drying, Nuclear Reactors · CAGE U2692
Government record, cited
NSN 4420-01-674-2496 — this item is cataloged by the U.S. Government under National Stock Number 4420-01-674-2496. Manufacturer of record part number: 226L64991-M00.
Also searched as4420-01-674-2496 ·
4420016742496 ·
NIIN 016742496 ·
01-674-2496 ·
FSC 4420 Heat Exchangers and Steam Condensers · CAGE U2692 · 226L64991-M00 · FW 1-1/2
Manufacturer: Johnson Controls Ltd, York Navy Systems
General Description
The Cooler,fluid,industrial, cataloged under National Stock Number 4420-01-674-2496, 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 Johnson Controls Ltd, York Navy Systems. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
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 4420-01-674-2496?
NSN 4420-01-674-2496 is a Cooler,fluid,industrial, manufactured by Johnson Controls Ltd, York Navy Systems, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
What part numbers are listed for NSN 4420-01-674-2496?
NSN 4420-01-674-2496 has 1 manufacturer part number on file: 226L64991-M00 (Johnson Controls Ltd, York Navy Systems).
What are the specifications of 226L64991-M00?
Key specifications for 226L64991-M00: Style Designator: FLANGED INLET AND OUTLET; Height: 12.9375 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: TUBE IN FRESH WATER CONDENSER. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4420-01-674-2496 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.