The Rod,dehydrator, cataloged under National Stock Number 4440-01-443-8640, is classified within Federal Supply Class 4440 (Driers, Dehydrators, and Anhydrators) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Cepeda Associates, Inc. Dba Cepeda Associates Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4440-01-443-8640 |
| Primary Part Number | 9223-M250 |
| Item Name | Rod,dehydrator |
| FSC / FSG | 4440 / 44 — Driers, Dehydrators, and Anhydrators |
| Manufacturer | Cepeda Associates, Inc. Dba Cepeda Associates Inc |
| Status | ACTIVE |
| Overall Diameter | 0.375 INCHES NOMINAL IN |
| General Characteristics Item Description | 304 S/S |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 9223-M250 PRIMARY | Cepeda Associates, Inc. Dba Cepeda Associates Inc (USA) |
| Reference | Meaning |
|---|---|
| 551-6685222-4 | 5/1 Secondary reference Naval Sea Systems Command |
NSN 4440-01-443-8640 is a Rod,dehydrator, manufactured by Cepeda Associates, Inc. Dba Cepeda Associates Inc, classified under FSC 4440, Driers, Dehydrators, and Anhydrators. Status: active.
NSN 4440-01-443-8640 has 1 manufacturer part number on file: 9223-M250 (Cepeda Associates, Inc. Dba Cepeda Associates Inc).
Key specifications for 9223-M250: Overall Diameter: 0.375 INCHES NOMINAL IN; General Characteristics Item Description: 304 S/S; Overall Length: 8.250 INCHES NOMINAL IN; Special Features: A 0.375-16 UNC-2A THREADED ROD FOR CEPEDA ASSOCIATES HIGH PRESSURE AIR DEHYDRATOR, P/N 9223-A100 A. 3 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.
NSN 4440-01-443-8640 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.