The Core Assembly,fluid Cooler, cataloged under National Stock Number 4420-01-587-7637, 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 Mobile Climate Control Industries Inc. Government technical data includes 4 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 | 4420-01-587-7637 |
| Primary Part Number | 21-0355 |
| Item Name | Core Assembly,fluid Cooler |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Mobile Climate Control Industries Inc |
| Status | ACTIVE |
| Heat Transfer Method | INDIRECT |
| Length | 36.000 INCHES NOMINAL IN |
| Height | 6.000 INCHES NOMINAL 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 |
NSN 4420-01-587-7637 is a Core Assembly,fluid Cooler, manufactured by Mobile Climate Control Industries Inc, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-587-7637 has 2 manufacturer part numbers on file: 217637 (Cadillac Gage Textron Inc.), 21-0355 (Mobile Climate Control Industries Inc).
Key specifications for 21-0355: Heat Transfer Method: INDIRECT; Length: 36.000 INCHES NOMINAL IN; Height: 6.000 INCHES NOMINAL IN; Special Features: DIMENSION: 6.000 IN. WIDTH // WEIGHT: 20 LBS LBS. 4 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.