PartsTable TECHNICAL DATA SHEET
NSN 4520-01-654-3545Government record, cited

Humidifier, Portable4520-01-654-3545

NSN 4520-01-654-3545 · NIIN 016543545 · Part number HCM-300T
Honeywell International Inc Dba Honeywell · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 27914
Government record, cited
NSN 4520-01-654-3545 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-654-3545. Manufacturer of record part number: HCM-300T.
Also searched as  4520-01-654-3545 · 4520016543545 · NIIN 016543545 · 01-654-3545 · FSC 4520 Space and Water Heating Equipment · CAGE 27914 · HCM-300T
Nearby stock numbers  ·
Features
  • Humidifier,portable — FSC 4520
  • Exterior Container Weight: 11.36 POUNDS LBS
  • Color: WHITE
  • 1 manufacturer part number on file
  • Manufacturer of record: Honeywell International Inc Dba Honeywell
Identification
  • NSN: 4520-01-654-3545
  • NIIN: 016543545
  • FSC: 4520 — Space and Water Heating Equipment
  • FSG: 45 — Plumbing, Heating, and Waste Disposal
  • Primary part number: HCM-300T
  • Manufacturer: Honeywell International Inc Dba Honeywell
General Description

The Humidifier,portable, cataloged under National Stock Number 4520-01-654-3545, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Honeywell International Inc Dba Honeywell. 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-01-654-3545
Primary Part NumberHCM-300T
Item NameHumidifier,portable
FSC / FSG4520 / 45 — Space and Water Heating Equipment
ManufacturerHoneywell International Inc Dba Honeywell
StatusACTIVE
Exterior Container Weight11.36 POUNDS LBS
ColorWHITE
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
HCM-300T PRIMARY Honeywell International Inc Dba Honeywell (USA)
No interchangeability data on file.
Other items in FSC 4520 — Space and Water Heating Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4520-00-000-0098
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-000-0099
4520-00-000-0099 · Item name not on file
4520-00-001-1240
4520-00-001-1240 · Item name not on file
4520-00-001-3518
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-3519
HEATING ELEMENT,ELECTRICAL,IMMER
4520-00-001-6052
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-6298
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-7726
HEATER,DUCT TYPE,PORTABLE

Frequently Asked Questions

What is NSN 4520-01-654-3545?

NSN 4520-01-654-3545 is a Humidifier,portable, manufactured by Honeywell International Inc Dba Honeywell, classified under FSC 4520, Space and Water Heating Equipment. Status: active.

What part numbers are listed for NSN 4520-01-654-3545?

NSN 4520-01-654-3545 has 1 manufacturer part number on file: HCM-300T (Honeywell International Inc Dba Honeywell).

What are the specifications of HCM-300T?

Key specifications for HCM-300T: Overall Height: 26.0 INCHES NOMINAL IN; Exterior Container Weight: 11.36 POUNDS LBS; Overall Length: 11.0 INCHES NOMINAL IN; Overall Width: 10.0 INCHES NOMINAL IN. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4520-01-654-3545 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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