The Desiccant Container,dehumidifier, cataloged under National Stock Number 4440-01-438-2700, is classified within Federal Supply Class 4440 (Driers, Dehydrators, and Anhydrators) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Adsorbents & Desiccants Corp of America. Government technical data includes 5 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4440-01-438-2700 |
| Primary Part Number | EMER-90 |
| Item Name | Desiccant Container,dehumidifier |
| FSC / FSG | 4440 / 44 — Driers, Dehydrators, and Anhydrators |
| Manufacturer | Adsorbents & Desiccants Corp of America |
| Status | ACTIVE |
| Overall Diameter | 1.620 INCHES NOMINAL IN |
| Desiccant Capacity | 90.0 GRAMS G |
| Empty Weight | 0.750 POUNDS NOMINAL LBS |
| Material | PLASTIC POLYCARBONATE CONTAINER |
| Desiccant | INCLUDED |
| 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 |
|---|---|
| ES1766 | Drs Sustainment Systems, Inc. (USA) |
| EMER-90 PRIMARY | Adsorbents & Desiccants Corp of America (USA) |
| Reference | Meaning |
|---|---|
| ES1766-09 | 5/9 Secondary reference Drs Sustainment Systems, Inc. |
| 3S1766-09 | 5/9 Secondary reference Drs Sustainment Systems, Inc. |
NSN 4440-01-438-2700 is a Desiccant Container,dehumidifier, manufactured by Adsorbents & Desiccants Corp of America, classified under FSC 4440, Driers, Dehydrators, and Anhydrators. Status: active.
NSN 4440-01-438-2700 has 2 manufacturer part numbers on file: ES1766 (Drs Sustainment Systems, Inc.), EMER-90 (Adsorbents & Desiccants Corp of America).
Key specifications for EMER-90: Overall Diameter: 1.620 INCHES NOMINAL IN; Overall Length: 5.800 INCHES NOMINAL IN; Desiccant Capacity: 90.0 GRAMS G; Empty Weight: 0.750 POUNDS NOMINAL LBS. 5 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.