The Dehumidifier,space, cataloged under National Stock Number 4440-01-391-9590, is classified within Federal Supply Class 4440 (Driers, Dehydrators, and Anhydrators) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Pneumatech Inc. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4440-01-391-9590 |
| Primary Part Number | AD-750 |
| Item Name | Dehumidifier,space |
| FSC / FSG | 4440 / 44 — Driers, Dehydrators, and Anhydrators |
| Manufacturer | Pneumatech Inc |
| Status | ACTIVE |
| FSC Application Data | DRIERS,DEHYDRATORS |
| 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 |
|---|---|
| AD-750 PRIMARY | Pneumatech Inc (USA) |
NSN 4440-01-391-9590 is a Dehumidifier,space, manufactured by Pneumatech Inc, classified under FSC 4440, Driers, Dehydrators, and Anhydrators. Status: active.
NSN 4440-01-391-9590 has 1 manufacturer part number on file: AD-750 (Pneumatech Inc).
Key specifications for AD-750: FSC Application Data: DRIERS,DEHYDRATORS; Special Features: DIMENSIONS IN INCHES: 53 LONG X 33 WIDE X45 HIGH, SHIPPING WGT 1000 LBS, USED TO DRY COMPRESSED AIR FOR AIR OPERATED TOOLS AND PAINT EQUIPMENT LBS. 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.