NSN 4520-01-008-3503 · NIIN 010083503 · Part number VDH84FC6D
Valad Electric Heating Corp. · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 17032
Government record, cited
NSN 4520-01-008-3503 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-008-3503. Manufacturer of record part number: VDH84FC6D.
Also searched as4520-01-008-3503 ·
4520010083503 ·
NIIN 010083503 ·
01-008-3503 ·
FSC 4520 Space and Water Heating Equipment · CAGE 17032 · VDH84FC6D · 025-18172-C018 · 463-53586T018 · 063-53587E · 063-53587E-9
Voltage in Volts and Current Type: 440.0 AC SINGLE VOLTAGE
Body Style: FINNED, TUBULAR, TERMINAL'S AT EACH END
Maximum Wattage Rating in Watts: 2000.0 SINGLE VOLTAGE
Identification
NSN: 4520-01-008-3503
NIIN: 010083503
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: VDH84FC6D
Manufacturer: Valad Electric Heating Corp.
General Description
The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-008-3503, 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 Valad Electric Heating Corp.. Government technical data includes 20 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 12 items share a part number with this NSN in the catalog (possible match — not a government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
4520-01-008-3503
Primary Part Number
VDH84FC6D
Item Name
Heating Element,electrical,nonim
FSC / FSG
4520 / 45 — Space and Water Heating Equipment
Manufacturer
Valad Electric Heating Corp.
Status
ACTIVE
Phase
THREE SINGLE VOLTAGE
Frequency in Hertz
60.0
Terminal Quantity
2
Length
46.000 INCHES NOMINAL IN
Voltage in Volts and Current Type
440.0 AC SINGLE VOLTAGE
Body Style
FINNED, TUBULAR, TERMINAL'S AT EACH END
Maximum Wattage Rating in Watts
2000.0 SINGLE VOLTAGE
Terminal Length
0.750 INCHES NOMINAL IN
Mounting Facility Length
0.500 INCHES NOMINAL IN
Element Connection Style
STUD TYPE
Outside Diameter
0.500 INCHES NOMINAL IN
Mounting Method Style
STANDOFF TYPE MOUNTING FACILITY
Nominal Thread Size
0.190 INCHES STUD IN
Heat Quantity
1
Heat Control Type
THERMOSTAT
Element Radiation Spectrum
NONINFRARED
Material
COPPER SHEATH
Thread Series Designator
UNIFIED NATIONAL COARSE (UNC) STUD
Thread Quantity
32.0 PER INCH STUD
Element Quantity
3
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 Items12
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4130-01-145-180979-2482-013POSSIBLE MATCH
COOLER UNIT,AIR
Possible match (shared part number)Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil
4130-01-145-1812FCU-3-1.0KWPOSSIBLE MATCH
COOLER UNIT,AIR
Possible match (shared part number)Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil
4130-01-145-181379-2482-009POSSIBLE MATCH
COOLER UNIT,AIR
Possible match (shared part number)Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil
4130-01-145-181579-2482-006POSSIBLE MATCH
COOLER UNIT,AIR
Possible match (shared part number)Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil
4130-01-145-181679-2482-005POSSIBLE MATCH
COOLER UNIT,AIR
Possible match (shared part number)Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil
4130-01-145-181879-2482-002POSSIBLE MATCH
COOLER UNIT,AIR
Possible match (shared part number)Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil
4520-01-145-1820POSSIBLE MATCH
HEATER,SPACE,ELECTRIC
Possible match (shared part number)
4130-01-145-1821FCU-4-1.0KWPOSSIBLE MATCH
COOLER UNIT,AIR
Possible match (shared part number)Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil
4130-01-145-1822FCU-4-1.5KWPOSSIBLE MATCH
COOLER UNIT,AIR
Possible match (shared part number)Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil
4130-01-145-182379-2482-019POSSIBLE MATCH
COOLER UNIT,AIR
Possible match (shared part number)Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil
NSN 4520-01-008-3503 is a Heating Element,electrical,nonim, manufactured by Valad Electric Heating Corp., classified under FSC 4520, Space and Water Heating Equipment. Status: active.
What part numbers are listed for NSN 4520-01-008-3503?
NSN 4520-01-008-3503 has 1 manufacturer part number on file: VDH84FC6D (Valad Electric Heating Corp.).
What NSN replaces 4520-01-008-3503?
12 possible matches (shared part number, not a government interchangeability claim): 4130-01-145-1809, 4130-01-145-1812, 4130-01-145-1813. Verify interchangeability with system specifications before substitution.
What are the specifications of VDH84FC6D?
Key specifications for VDH84FC6D: Phase: THREE SINGLE VOLTAGE; Frequency in Hertz: 60.0; Terminal Quantity: 2; Length: 46.000 INCHES NOMINAL IN. 20 specifications are documented in the U.S. Government catalog.
Is NSN 4520-01-008-3503 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.