The Core Assembly,fluid Cooler, cataloged under National Stock Number 4420-01-413-2636, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-413-2636 |
| Item Name | Core Assembly,fluid Cooler |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Status | ACTIVE |
| Heat Transfer Method | INDIRECT |
| Material | STEEL TUBES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| D2775 FIND NO.2 | 3/1 Design control — primary reference Xchanger Manufacturing Corporation Dba Xchanger Manufacturing Corp |
| D2780 | D/9 Drawing number reference only Xchanger Manufacturing Corporation Dba Xchanger Manufacturing Corp |
| C2777 | 3/1 Design control — primary reference Xchanger Manufacturing Corporation Dba Xchanger Manufacturing Corp |
NSN 4420-01-413-2636 is a Core Assembly,fluid Cooler, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
Key specifications for 4420-01-413-2636: Heat Transfer Method: INDIRECT; Material: STEEL TUBES. 2 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.