The Cartridge,dehydrator, cataloged under National Stock Number 4440-00-803-2568, is classified within Federal Supply Class 4440 (Driers, Dehydrators, and Anhydrators) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Drytech 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Cartridge,dehydrator |
| FSC / FSG | 4440 — Driers, Dehydrators, and Anhydrators (FSG 44) |
| Manufacturers | Drytech Inc (CAGE 0S180) |
| Parameter | Value |
|---|---|
| NSN | 4440-00-803-2568 |
| Primary Part Number | 1DT-8900 |
| Item Name | Cartridge,dehydrator |
| FSC / FSG | 4440 / 44 — Driers, Dehydrators, and Anhydrators |
| Manufacturer | Drytech 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 |
|---|---|
| 1DT-8900 PRIMARY | Drytech Inc (USA) |
| Reference | Meaning |
|---|---|
| AD30024 | 5/9 Secondary reference U.S. Government activity |
| G4076 | 5/9 Secondary reference Air Dry Co of America, Llc |
NSN 4440-00-803-2568 is a Cartridge,dehydrator, manufactured by Drytech Inc, classified under FSC 4440, Driers, Dehydrators, and Anhydrators. Status: active.
NSN 4440-00-803-2568 has 1 manufacturer part number on file: 1DT-8900 (Drytech Inc).
1 possible match (shared part number, not a government interchangeability claim): 5315-01-179-9884. Verify interchangeability with system specifications before substitution.
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.