The Cartridge,dehydrator, cataloged under National Stock Number 4440-01-524-7641, is classified within Federal Supply Class 4440 (Driers, Dehydrators, and Anhydrators) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Telephonics Corporation. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4440-01-524-7641 |
| Primary Part Number | T4440-0001-002 |
| Item Name | Cartridge,dehydrator |
| FSC / FSG | 4440 / 44 — Driers, Dehydrators, and Anhydrators |
| Manufacturer | Telephonics Corporation |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| T4440-0001-002 | Telephonics Corporation (USA) |
| 1DT67800-002 | Drytech Inc (USA) |
| Reference | Meaning |
|---|---|
| 5129-0020000 | 5/9 Secondary reference U.S. Government activity |
| 5129-002005 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4440-01-524-7641 is a Cartridge,dehydrator, manufactured by Telephonics Corporation, classified under FSC 4440, Driers, Dehydrators, and Anhydrators. Status: active.
NSN 4440-01-524-7641 has 2 manufacturer part numbers on file: T4440-0001-002 (Telephonics Corporation), 1DT67800-002 (Drytech Inc).
Key specifications for T4440-0001-002: Criticality Code Justification: AGAV; End Item Identification: DEHYDRATOR,WAVEGUIDE FOR MH-60R HELICOPTER. 1 specification is 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.