PartsTable TECHNICAL DATA SHEET
NSN 4520-01-184-9352Government record, cited

Heater, Duct Type, Stationary4520-01-184-9352

NSN 4520-01-184-9352 · NIIN 011849352 · Part number 106-119780-004
Chromalox Inc Dba Chromalox Precision Heat and Control, Inc · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 65586
Government record, cited
NSN 4520-01-184-9352 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-184-9352. Manufacturer of record part number: 106-119780-004.
Also searched as  4520-01-184-9352 · 4520011849352 · NIIN 011849352 · 01-184-9352 · FSC 4520 Space and Water Heating Equipment · CAGE 65586 · 106-119780-004 · 106-119780-000
Nearby stock numbers  ·
Features
  • Heater,duct Type,stationary — FSC 4520
  • Heat Delivery Rate: 81683.3 BRITISH THERMAL UNIT
  • Phase: THREE
  • Frequency in Hertz: 60.0
  • Current Type: AC
  • Heat Medium Type: AIR
  • Inclosure Material: STEEL CORROSION RESISTING
  • Voltage in Volts: 440.0
Identification
  • NSN: 4520-01-184-9352
  • NIIN: 011849352
  • FSC: 4520 — Space and Water Heating Equipment
  • FSG: 45 — Plumbing, Heating, and Waste Disposal
  • Primary part number: 106-119780-004
  • Manufacturer: Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
General Description

The Heater,duct Type,stationary, cataloged under National Stock Number 4520-01-184-9352, 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 Chromalox Inc Dba Chromalox Precision Heat and Control, Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-01-184-9352
Primary Part Number106-119780-004
Item NameHeater,duct Type,stationary
FSC / FSG4520 / 45 — Space and Water Heating Equipment
ManufacturerChromalox Inc Dba Chromalox Precision Heat and Control, Inc
StatusACTIVE
Heat Delivery Rate81683.3 BRITISH THERMAL UNIT
PhaseTHREE
Frequency in Hertz60.0
Current TypeAC
Heat Medium TypeAIR
Inclosure MaterialSTEEL CORROSION RESISTING
Voltage in Volts440.0
Height10.750 INCHES NOMINAL IN
Depth13.625 INCHES NOMINAL IN
Width21.500 INCHES NOMINAL IN
Mounting TypeVENTILATION DUCT
Heating Element TypeELECTRIC NONIMMERSION
Current Rating in Amps54.4
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4520-01-190-3439106-119780-005 POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-190-3440106-119780-018 POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-190-3441106-119780-014 POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-190-3442106-119780-009 POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-190-3443106-119780-013 POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-190-3444106-119780-000-015 POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
Cross-Reference Index
Part NumberManufacturer
106-119780-004 PRIMARY Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA)
Reference documents
ReferenceMeaning
106-119780-000 D/9 Drawing number reference only
Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
Related Parts
4520-01-190-3439POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
106-119780-005
4520-01-190-3440POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
106-119780-018
4520-01-190-3441POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
106-119780-014
4520-01-190-3442POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
106-119780-009
4520-01-190-3443POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
106-119780-013
4520-01-190-3444POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
106-119780-000-015

Frequently Asked Questions

What is NSN 4520-01-184-9352?

NSN 4520-01-184-9352 is a Heater,duct Type,stationary, manufactured by Chromalox Inc Dba Chromalox Precision Heat and Control, Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.

What part numbers are listed for NSN 4520-01-184-9352?

NSN 4520-01-184-9352 has 1 manufacturer part number on file: 106-119780-004 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc).

What NSN replaces 4520-01-184-9352?

6 possible matches (shared part number, not a government interchangeability claim): 4520-01-190-3439, 4520-01-190-3440, 4520-01-190-3441. Verify interchangeability with system specifications before substitution.

What are the specifications of 106-119780-004?

Key specifications for 106-119780-004: Heat Delivery Rate: 81683.3 BRITISH THERMAL UNIT; Phase: THREE; Frequency in Hertz: 60.0; Current Type: AC. 13 specifications are documented in the U.S. Government catalog.

Is NSN 4520-01-184-9352 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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