The Desiccant Container,dehumidifier, cataloged under National Stock Number 4440-01-463-2571, 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 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 4440-01-463-2571 |
| Primary Part Number | TC-1-01 |
| Item Name | Desiccant Container,dehumidifier |
| FSC / FSG | 4440 / 44 — Driers, Dehydrators, and Anhydrators |
| Manufacturer | Adsorbents & Desiccants Corp of America |
| Status | ACTIVE |
| Desiccant Material | MOLECULAR SIEVE |
| Overall Diameter | 1.470 INCHES MINIMUM AND 1.560 INCHES MAXIMUM IN |
| Desiccant Capacity | 95.0 GRAMS G |
| Empty Weight | 0.7500 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 |
|---|---|
| TC-1-01 | Adsorbents & Desiccants Corp of America (USA) |
| Reference | Meaning |
|---|---|
| ES9961-01 | 3/2 Design control — primary reference U.S. Government activity |
| ES9961 | D/9 Drawing number reference only Drs Sustainment Systems, Inc. |
| ES9961-01 | 3/9 Design control — primary reference Drs Sustainment Systems, Inc. |
NSN 4440-01-463-2571 is a Desiccant Container,dehumidifier, manufactured by Adsorbents & Desiccants Corp of America, classified under FSC 4440, Driers, Dehydrators, and Anhydrators. Status: active.
NSN 4440-01-463-2571 has 1 manufacturer part number on file: TC-1-01 (Adsorbents & Desiccants Corp of America).
1 possible match (shared part number, not a government interchangeability claim): 5820-01-496-7627. Verify interchangeability with system specifications before substitution.
Key specifications for TC-1-01: Desiccant Material: MOLECULAR SIEVE; Overall Height: 1.800 INCHES NOMINAL IN; Overall Diameter: 1.470 INCHES MINIMUM AND 1.560 INCHES MAXIMUM IN; Overall Length: 5.770 INCHES MINIMUM AND 5.920 INCHES MAXIMUM IN. 6 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.