The Core Assembly,fluid Cooler, cataloged under National Stock Number 4420-01-291-1059, 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 Thermal Engineering International (usa) Inc.. Government technical data includes 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-291-1059 |
| Primary Part Number | 900-J-006 PC 2 |
| Item Name | Core Assembly,fluid Cooler |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Thermal Engineering International (usa) Inc. |
| Status | ACTIVE |
| Heat Transfer Method | INDIRECT |
| Core Length | 56.500 INCHES NOMINAL IN |
| Material | COPPER AND NICKEL ALLOY 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 |
|---|---|
| 900-J-006 PC 2 PRIMARY | Thermal Engineering International (usa) Inc. (USA) |
| 700-7-140 PRIMARY | Thermal Engineering International (usa) Inc. (USA) |
| Reference | Meaning |
|---|---|
| 900-J-006 | D/9 Drawing number reference only Thermal Engineering International Usa Inc |
| 700-7-140 | 5/9 Secondary reference Thermal Engineering International Usa Inc |
| 900-J-006 PC 2 | 5/9 Secondary reference Thermal Engineering International Usa Inc |
| 700-J-140 | C/1 Advisory reference — outside the item-of-supply concept Thermal Engineering International Usa Inc |
NSN 4420-01-291-1059 is a Core Assembly,fluid Cooler, manufactured by Thermal Engineering International (usa) Inc., classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-291-1059 has 2 manufacturer part numbers on file: 900-J-006 PC 2 (Thermal Engineering International (usa) Inc.), 700-7-140 (Thermal Engineering International (usa) Inc.).
Key specifications for 900-J-006 PC 2: Heat Transfer Method: INDIRECT; Core Length: 56.500 INCHES NOMINAL IN; End Item Identification: PERFEX GENERATOR AIR COOLER ASSEMBLY; Material: COPPER AND NICKEL ALLOY OVERALL. 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.