The Cooler,fluid,industrial, cataloged under National Stock Number 4420-01-003-6457, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-003-6457 |
| Primary Part Number | 2874480 |
| Item Name | Cooler,fluid,industrial |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Heat Transfer Method | INDIRECT |
| Length | 9.660 INCHES NOMINAL IN |
| Height | 1.720 INCHES NOMINAL IN |
| Width | 8.820 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY SHELL |
| Material | ALUMINUM ALLOY TUBES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2874480 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| L349000086 | Lockheed Martin Librascope Corporation (USA) |
NSN 4420-01-003-6457 is a Cooler,fluid,industrial, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-003-6457 has 2 manufacturer part numbers on file: 2874480 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), L349000086 (Lockheed Martin Librascope Corporation).
Key specifications for 2874480: Heat Transfer Method: INDIRECT; Length: 9.660 INCHES NOMINAL IN; Height: 1.720 INCHES NOMINAL IN; Width: 8.820 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4420-01-003-6457 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.