The Core Assembly,fluid Cooler, cataloged under National Stock Number 4420-01-228-9229, 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 Flair Corporation Dba S P X Air Treatment Div Dehydration. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-228-9229 |
| Primary Part Number | 0203-32-35 |
| Item Name | Core Assembly,fluid Cooler |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Flair Corporation Dba S P X Air Treatment Div Dehydration |
| Status | ACTIVE |
| Heat Transfer Method | INDIRECT |
| Style Designator | PLAIN COILED TUBE |
| Material Document and Classification | QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Core Diameter | 8.000 INCHES NOMINAL IN |
| Core Length | 120.000 INCHES NOMINAL IN |
| Material | BRASS 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 |
|---|---|
| 02-1905-02 | Flair Corporation Dba S P X Air Treatment Div Dehydration (USA) |
| 0203-32-35 PRIMARY | Flair Corporation Dba S P X Air Treatment Div Dehydration (USA) |
| F9205-33-35-36 | Flair Corporation Dba S P X Air Treatment Div Dehydration (USA) |
| Reference | Meaning |
|---|---|
| 02-1905-02 | 5/2 Secondary reference U.S. Government activity |
NSN 4420-01-228-9229 is a Core Assembly,fluid Cooler, manufactured by Flair Corporation Dba S P X Air Treatment Div Dehydration, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-228-9229 has 3 manufacturer part numbers on file: 02-1905-02 (Flair Corporation Dba S P X Air Treatment Div Dehydration), 0203-32-35 (Flair Corporation Dba S P X Air Treatment Div Dehydration), F9205-33-35-36 (Flair Corporation Dba S P X Air Treatment Div Dehydration).
Key specifications for 0203-32-35: Heat Transfer Method: INDIRECT; Style Designator: PLAIN COILED TUBE; Material Document and Classification: QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Core Diameter: 8.000 INCHES NOMINAL IN. 6 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.