The Cooler,fluid,industrial, cataloged under National Stock Number 4420-01-328-2146, 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 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-328-2146 |
| Primary Part Number | 900-D-009 |
| Item Name | Cooler,fluid,industrial |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Thermal Engineering International (usa) Inc. |
| Status | ACTIVE |
| Heat Transfer Method | INDIRECT |
| Length | 25.875 INCHES NOMINAL IN |
| Style Designator | UPRIGHT STRAIGHT FINNED TYPE |
| Tube Quantity | 42 |
| Height | 23.250 INCHES NOMINAL IN |
| Thickness | 6.875 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 |
|---|---|
| 900-D-009 PRIMARY | Thermal Engineering International (usa) Inc. (USA) |
| Reference | Meaning |
|---|---|
| 900-D-009 | 5/9 Secondary reference Senior Engineering Co Industrial Products Div |
NSN 4420-01-328-2146 is a Cooler,fluid,industrial, manufactured by Thermal Engineering International (usa) Inc., classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-328-2146 has 1 manufacturer part number on file: 900-D-009 (Thermal Engineering International (usa) Inc.).
Key specifications for 900-D-009: Heat Transfer Method: INDIRECT; Length: 25.875 INCHES NOMINAL IN; Style Designator: UPRIGHT STRAIGHT FINNED TYPE; Tube Quantity: 42. 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.