The Dehydrator Assembly, cataloged under National Stock Number 4440-01-549-8281, is classified within Federal Supply Class 4440 (Driers, Dehydrators, and Anhydrators) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Westermeyer Industries Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Dehydrator Assembly |
| FSC / FSG | 4440 — Driers, Dehydrators, and Anhydrators (FSG 44) |
| Manufacturers | Westermeyer Industries Inc. (CAGE 37JQ9) |
| Parameter | Value |
|---|---|
| NSN | 4440-01-549-8281 |
| Primary Part Number | W7471-750 |
| Item Name | Dehydrator Assembly |
| FSC / FSG | 4440 / 44 — Driers, Dehydrators, and Anhydrators |
| Manufacturer | Westermeyer Industries Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| W7471-750 PRIMARY | Westermeyer Industries Inc. (USA) |
| Reference | Meaning |
|---|---|
| 026-41775-007 | 5/1 Secondary reference Johnson Controls Navy Systems, Llc |
| 377-18411-000 ITEM 1 | 5/1 Secondary reference Johnson Controls Navy Systems, Llc |
NSN 4440-01-549-8281 is a Dehydrator Assembly, manufactured by Westermeyer Industries Inc., classified under FSC 4440, Driers, Dehydrators, and Anhydrators. Status: active.
NSN 4440-01-549-8281 has 1 manufacturer part number on file: W7471-750 (Westermeyer Industries Inc.).
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.