The Cooler,fluid,industrial, cataloged under National Stock Number 4420-01-259-5885, 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 Woodward, Inc.. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-259-5885 |
| Primary Part Number | 1329-104 |
| Item Name | Cooler,fluid,industrial |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Woodward, Inc. |
| Status | ACTIVE |
| Heat Transfer Method | INDIRECT |
| Length | 16.688 INCHES NOMINAL IN |
| Style Designator | STRAIGHT PLAIN TUBE CYLINDRICAL |
| Diameter | 3.875 INCHES NOMINAL IN |
| Tube Quantity | 31 |
| Tubing Outside Diameter | 0.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Material | BRASS SHELL |
| Material | BRASS TUBES |
| 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 |
|---|---|
| 1329-104 PRIMARY | Woodward, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 9987-998 | 5/9 Secondary reference Woodward, Inc. |
| 9987-998 | 5/9 Secondary reference Woodward, Inc. Div Fuel Systems and Controls |
NSN 4420-01-259-5885 is a Cooler,fluid,industrial, manufactured by Woodward, Inc., classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-259-5885 has 1 manufacturer part number on file: 1329-104 (Woodward, Inc.).
Key specifications for 1329-104: Heat Transfer Method: INDIRECT; Length: 16.688 INCHES NOMINAL IN; Style Designator: STRAIGHT PLAIN TUBE CYLINDRICAL; Diameter: 3.875 INCHES NOMINAL IN. 8 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.