The Drier,air-Gas,desiccant, cataloged under National Stock Number 4440-01-351-2132, is classified within Federal Supply Class 4440 (Driers, Dehydrators, and Anhydrators) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Atap Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4440-01-351-2132 |
| Primary Part Number | 48YP25 |
| Item Name | Drier,air-Gas,desiccant |
| FSC / FSG | 4440 / 44 — Driers, Dehydrators, and Anhydrators |
| Manufacturer | Atap Inc |
| Status | ACTIVE |
| FSC Application Data | DRIERS, DEHYDRATORS,ANHYDRATORS |
| Functional Description | KEEPS AIR IN BLAST ROOM AT A RATE OF 260 CFM AND DRIES AIR BEFORE BEING SUPPLIED TO BLASTER TO PREVENT MOISTURE MIXING WITH PLASTIC MEDIA |
| 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 |
|---|---|
| 48YP25 PRIMARY | Atap Inc (USA) |
| Reference | Meaning |
|---|---|
| HG-281 | 5/9 Secondary reference Sierra Machinery |
NSN 4440-01-351-2132 is a Drier,air-Gas,desiccant, manufactured by Atap Inc, classified under FSC 4440, Driers, Dehydrators, and Anhydrators. Status: active.
NSN 4440-01-351-2132 has 1 manufacturer part number on file: 48YP25 (Atap Inc).
Key specifications for 48YP25: FSC Application Data: DRIERS, DEHYDRATORS,ANHYDRATORS; Special Features: RATED CAPACITY - 280 SCFM; MAX OPERATING PRESSURE - 200 PSIG; INPUT POWER - 2.05 KW; AIR LINE CONNECTIONS - IN: 2 NPT (IN.),OUT: 2 NPT (IN.); REFRIGERATION SYSTEM - COMPRESSOR: 1-1/2 HP,ELECTRICAL: 208-230 V,1 O,60 HZ; SHIP WEIGHT - 550 LBS; DIMENSIONS - 36.0 IN. WIDE,69.5 IN. HIGH V; Functional Description: KEEPS AIR IN BLAST ROOM AT A RATE OF 260 CFM AND DRIES AIR BEFORE BEING SUPPLIED TO BLASTER TO PREVENT MOISTURE MIXING WITH PLASTIC MEDIA; End Item Identification: MULTI-MEDIA,ABRASIVE GRIT BLAST ROOM 4940-01-148-0819. 2 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.