NSN 4520-01-182-0741 · NIIN 011820741 · Part number 106-119780-007
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 4520-01-182-0741 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-182-0741. Manufacturer of record part number: 106-119780-007.
Also searched as4520-01-182-0741 ·
4520011820741 ·
NIIN 011820741 ·
01-182-0741 ·
FSC 4520 Space and Water Heating Equipment · CAGE 65586 · 106-119780-007 · 106-119780-000
Manufacturer: Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
General Description
The Heater,duct Type,stationary, cataloged under National Stock Number 4520-01-182-0741, 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 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4520-01-182-0741
Primary Part Number
106-119780-007
Item Name
Heater,duct Type,stationary
FSC / FSG
4520 / 45 — Space and Water Heating Equipment
Manufacturer
Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
Status
ACTIVE
Heat Delivery Rate
7779.4 BRITISH THERMAL UNIT
Phase
SINGLE
Frequency in Hertz
60.0
Current Type
AC
Heat Medium Type
AIR
Inclosure Material
STEEL CORROSION RESISTING
Voltage in Volts
440.0
Height
14.937 INCHES NOMINAL IN
Depth
5.375 INCHES NOMINAL IN
Width
12.375 INCHES NOMINAL IN
Mounting Type
VENTILATION DUCT
Heating Element Type
ELECTRIC NONIMMERSION
Current Rating in Amps
5.2
Operating Control Type
THERMAL SWITCH
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4520-01-184-9352106-119780-004POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-190-3439106-119780-005POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-190-3440106-119780-018POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-190-3441106-119780-014POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-190-3442106-119780-009POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-190-3443106-119780-013POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-190-3444106-119780-000-015POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA)
Reference documents
Reference
Meaning
106-119780-000
D/9Drawing number reference only
Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
Related Parts
4520-01-184-9352POSSIBLE MATCH
HEATER,DUCT TYPE,STATIONARY
106-119780-004
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 4520-01-182-0741?
NSN 4520-01-182-0741 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 4520-01-182-0741?
NSN 4520-01-182-0741 has 1 manufacturer part number on file: 106-119780-007 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc).
What NSN replaces 4520-01-182-0741?
7 possible matches (shared part number, not a government interchangeability claim): 4520-01-184-9352, 4520-01-190-3439, 4520-01-190-3440. Verify interchangeability with system specifications before substitution.
What are the specifications of 106-119780-007?
Key specifications for 106-119780-007: Heat Delivery Rate: 7779.4 BRITISH THERMAL UNIT; Phase: SINGLE; Frequency in Hertz: 60.0; Current Type: AC. 14 specifications are documented in the U.S. Government catalog.
Is NSN 4520-01-182-0741 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.