PartsTable TECHNICAL DATA SHEET
NSN 4440-01-366-6958Government record, cited

Dehydrator Unit, Nonreactivating4440-01-366-6958

NSN 4440-01-366-6958 · NIIN 013666958 · Part number G504 M/A ECP 246
Howell Laboratories Inc Dba Howell Laboratories Inc · FSC 4440 — Driers, Dehydrators, and Anhydrators · FSG 44 — Furnace, Steam, Drying, Nuclear Reactors · CAGE 22501
Government record, cited
NSN 4440-01-366-6958 — this item is cataloged by the U.S. Government under National Stock Number 4440-01-366-6958. Manufacturer of record part number: G504 M/A ECP 246.
Also searched as  4440-01-366-6958 · 4440013666958 · NIIN 013666958 · 01-366-6958 · FSC 4440 Driers, Dehydrators, and Anhydrators · CAGE 22501 · G504 M/A ECP 246
Nearby stock numbers  ·
Features
  • Dehydrator Unit,nonreactivating — FSC 4440
  • 1 manufacturer part number on file
  • Manufacturer of record: Howell Laboratories Inc Dba Howell Laboratories Inc
Identification
  • NSN: 4440-01-366-6958
  • NIIN: 013666958
  • FSC: 4440 — Driers, Dehydrators, and Anhydrators
  • FSG: 44 — Furnace, Steam, Drying, Nuclear Reactors
  • Primary part number: G504 M/A ECP 246
  • Manufacturer: Howell Laboratories Inc Dba Howell Laboratories Inc
General Description

The Dehydrator Unit,nonreactivating, cataloged under National Stock Number 4440-01-366-6958, is classified within Federal Supply Class 4440 (Driers, Dehydrators, and Anhydrators) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Howell Laboratories Inc Dba Howell Laboratories Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4440-01-366-6958
Primary Part NumberG504 M/A ECP 246
Item NameDehydrator Unit,nonreactivating
FSC / FSG4440 / 44 — Driers, Dehydrators, and Anhydrators
ManufacturerHowell Laboratories Inc Dba Howell Laboratories Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
G504 M/A ECP 246 PRIMARY Howell Laboratories Inc Dba Howell Laboratories Inc (USA)
No interchangeability data on file.
Other items in FSC 4440 — Driers, Dehydrators, and Anhydrators
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4440-00-001-6294
4440-00-001-6294 · Item name not on file
4440-00-001-6296
4440-00-001-6296 · Item name not on file
4440-00-005-5084
DEHYDRATOR UNIT,NONREACTIVATING
4440-00-006-0073
CARTRIDGE,DEHYDRATOR
4440-00-007-2318
TIMER
4440-00-008-4864
SENSOR ASSEMBLY,HUM
4440-00-009-4422
4440-00-009-4422 · Item name not on file
4440-00-009-5282
4440-00-009-5282 · Item name not on file

Frequently Asked Questions

What is NSN 4440-01-366-6958?

NSN 4440-01-366-6958 is a Dehydrator Unit,nonreactivating, manufactured by Howell Laboratories Inc Dba Howell Laboratories Inc, classified under FSC 4440, Driers, Dehydrators, and Anhydrators. Status: active.

What part numbers are listed for NSN 4440-01-366-6958?

NSN 4440-01-366-6958 has 1 manufacturer part number on file: G504 M/A ECP 246 (Howell Laboratories Inc Dba Howell Laboratories Inc).

What are the specifications of G504 M/A ECP 246?

Key specifications for G504 M/A ECP 246: Special Features: DRIERS,DEHYDRATORS AND ANHYDRATORS. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4440-01-366-6958 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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