The Core Assembly,fluid Cooler, cataloged under National Stock Number 4420-01-140-2071, 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 Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-140-2071 |
| Primary Part Number | HL18119-215 |
| Item Name | Core Assembly,fluid Cooler |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| Status | ACTIVE |
| Style Designator | STRAIGHT PLAIN TUBE, CYLINDRICAL |
| Tube Quantity | 164 |
| Core Length | 36.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| HL18119-215 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| Reference | Meaning |
|---|---|
| HL-18119 | 5/9 Secondary reference U.S. Government activity |
| HL18119-215 | 5/9 Secondary reference U.S. Government activity |
| HL18119 | D/9 Drawing number reference only U.S. Government activity |
| HL18119-215 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4420-01-140-2071 is a Core Assembly,fluid Cooler, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-140-2071 has 1 manufacturer part number on file: HL18119-215 (Curtiss-Wright Electro-Mechanical Corporation Div Epd).
Key specifications for HL18119-215: Style Designator: STRAIGHT PLAIN TUBE, CYLINDRICAL; Tube Quantity: 164; Core Length: 36.000 INCHES NOMINAL IN. 3 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.