The Cartridge,dehydrator, cataloged under National Stock Number 4440-00-231-7405, is classified within Federal Supply Class 4440 (Driers, Dehydrators, and Anhydrators) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Atlas Copco Holyoke 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4440-00-231-7405 |
| Primary Part Number | CTG14 |
| Item Name | Cartridge,dehydrator |
| FSC / FSG | 4440 / 44 — Driers, Dehydrators, and Anhydrators |
| Manufacturer | Atlas Copco Holyoke Inc |
| Status | ACTIVE |
| Line Type for Which Designed | SUCTION |
| 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 |
|---|---|
| CTG14 PRIMARY | Atlas Copco Holyoke Inc (USA) |
| Reference | Meaning |
|---|---|
| CTG14 | 5/9 Secondary reference U.S. Government activity |
NSN 4440-00-231-7405 is a Cartridge,dehydrator, manufactured by Atlas Copco Holyoke Inc, classified under FSC 4440, Driers, Dehydrators, and Anhydrators. Status: active.
NSN 4440-00-231-7405 has 1 manufacturer part number on file: CTG14 (Atlas Copco Holyoke Inc).
1 possible match (shared part number, not a government interchangeability claim): 3040-00-566-3835. Verify interchangeability with system specifications before substitution.
Key specifications for CTG14: Line Type for Which Designed: SUCTION. 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.