PartsTable TECHNICAL DATA SHEET
NSN 4440-01-596-7340Government record, cited

Dehydrator Unit, Nonreactivating4440-01-596-7340

NSN 4440-01-596-7340 · NIIN 015967340 · Part number 7300-G501
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 4440-01-596-7340 — this item is cataloged by the U.S. Government under National Stock Number 4440-01-596-7340. Manufacturer of record part number: 7300-G501.
Also searched as  4440-01-596-7340 · 4440015967340 · NIIN 015967340 · 01-596-7340 · FSC 4440 Driers, Dehydrators, and Anhydrators · CAGE 22501 · 7300-G501 · MODEL 7300 MK I
Nearby stock numbers  ·
Features
  • Dehydrator Unit,nonreactivating — FSC 4440
  • Body Overall Length: 24.000 INCHES NOMINAL IN
  • Body Overall Height: 46.406 INCHES NOMINAL IN
  • Body Overall Width: 22.250 INCHES NOMINAL IN
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Howell Laboratories Inc Dba Howell Laboratories Inc
Identification
  • NSN: 4440-01-596-7340
  • NIIN: 015967340
  • FSC: 4440 — Driers, Dehydrators, and Anhydrators
  • FSG: 44 — Furnace, Steam, Drying, Nuclear Reactors
  • Primary part number: 7300-G501
  • Manufacturer: Howell Laboratories Inc Dba Howell Laboratories Inc
General Description

The Dehydrator Unit,nonreactivating, cataloged under National Stock Number 4440-01-596-7340, 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. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4440-01-596-7340
Primary Part Number7300-G501
Item NameDehydrator Unit,nonreactivating
FSC / FSG4440 / 44 — Driers, Dehydrators, and Anhydrators
ManufacturerHowell Laboratories Inc Dba Howell Laboratories Inc
StatusACTIVE
Body Overall Length24.000 INCHES NOMINAL IN
Body Overall Height46.406 INCHES NOMINAL IN
Body Overall Width22.250 INCHES NOMINAL IN
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
7300-G501 PRIMARY Howell Laboratories Inc Dba Howell Laboratories Inc (USA)
MODEL 7300 MK I 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 4440-01-596-7340?

NSN 4440-01-596-7340 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 4440-01-596-7340?

NSN 4440-01-596-7340 has 2 manufacturer part numbers on file: 7300-G501 (Howell Laboratories Inc Dba Howell Laboratories Inc), MODEL 7300 MK I (Howell Laboratories Inc Dba Howell Laboratories Inc).

What are the specifications of 7300-G501?

Key specifications for 7300-G501: Body Overall Length: 24.000 INCHES NOMINAL IN; Special Features: AIR INLET - 125 PSIG PRESSURE, MAXIMUM 125 DEG F TEMPERATURE, MAXIMUM PRESSURE DEW POINT 125 DEG F HUMIDITY, 0-100 SCFM FLOW; INLET WATER - 3 GPM MINIMUM AT 45 DEG F MAXIMUM; OUTLET AIR - INLET TO OUTLET PRESSURE DROP 5 PSIG, 50 DEG F MOISTURE CONTENT PRESSURE DEW POINT, UP TO 1 MICRON PARTICLE FILTRATION, 0.01 MICRON COALESING FILTRATION, 5 PPM MAXIMUM AIR OIL CONTENT; 115 VAC, 60 HZ, SINGLE PHASE, 1 AMPERE VAC; Body Overall Height: 46.406 INCHES NOMINAL IN; Body Overall Width: 22.250 INCHES NOMINAL IN. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4440-01-596-7340 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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