The Core Assembly,fluid Cooler, cataloged under National Stock Number 4420-01-302-3534, 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 Modine Manufacturing Co. Government technical data includes 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-302-3534 |
| Primary Part Number | 1E3208E |
| Item Name | Core Assembly,fluid Cooler |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Modine Manufacturing Co |
| Status | ACTIVE |
| Heat Transfer Method | INDIRECT |
| Style Designator | PLATE, RECTANGULAR OR SQUARE |
| Tubing Outside Diameter | 2.000 INCHES NOMINAL OUTER TUBE INLET END IN |
| Tubing Outside Diameter | 2.625 INCHES NOMINAL OUTER TUBE OUTLET END IN |
| Material | ALUMINUM OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1E3208E PRIMARY | Modine Manufacturing Co (USA) |
| 1551AS794-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 1551AS794 | 7/1 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 1551AS794-1 | 5/9 Secondary reference Modine Mfg Co |
| 1E3208E | 3/9 Design control — primary reference Modine Mfg Co |
NSN 4420-01-302-3534 is a Core Assembly,fluid Cooler, manufactured by Modine Manufacturing Co, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-302-3534 has 2 manufacturer part numbers on file: 1E3208E (Modine Manufacturing Co), 1551AS794-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 1E3208E: Heat Transfer Method: INDIRECT; Style Designator: PLATE, RECTANGULAR OR SQUARE; Tubing Outside Diameter: 2.000 INCHES NOMINAL OUTER TUBE INLET END IN; Tubing Outside Diameter: 2.625 INCHES NOMINAL OUTER TUBE OUTLET END IN. 5 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.
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.