PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SEF100Heating Element,electrical,nonim

Chromalox Inc Dba Chromalox Precision Heat and Control, Inc · NSN 4520-00-082-0113 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-00-082-0113 — this item is cataloged by the U.S. Government under National Stock Number 4520-00-082-0113. Primary manufacturer part number: SEF100.
Features
  • Heating Element,electrical,nonim — FSC 4520
  • Heat Quantity: 1
  • Terminal Quantity: 2
  • Mounting Facility Width: 0.312 INCHES NOMINAL IN
  • Terminal Arrangement Style: IN LINE (TANDEM) AT ONE END
  • Element Radiation Spectrum: NONINFRARED
  • Mounting Facility Length: 0.500 INCHES NOMINAL IN
  • Material: NICKEL AND CHROMIUM RESISTANCE WIRE
Applications
  • Applications requiring Nickel and Chromium Resistance Wire construction
General Description

The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-00-082-0113, is classified within Federal Supply Class 4520 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Chromalox Inc Dba Chromalox Precision Heat and Control, Inc. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4520-00-082-0113
Primary Part NumberSEF100
Item NameHeating Element,electrical,nonim
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerChromalox Inc Dba Chromalox Precision Heat and Control, Inc
StatusCANCELLED
Heat Quantity1
Terminal Quantity2
Mounting Facility Width0.312 INCHES NOMINAL IN
Terminal Arrangement StyleIN LINE (TANDEM) AT ONE END
Element Radiation SpectrumNONINFRARED
Mounting Facility Length0.500 INCHES NOMINAL IN
MaterialNICKEL AND CHROMIUM RESISTANCE WIRE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) STUD
Element Connection StyleSTUD TYPE
Hole or Slot Quantity2
Length6.250 INCHES NOMINAL IN
MaterialSTEEL AND CHROMIUM SHEATH
Center to Center Distance Between Mounting Facilities Parallel to Width9.500 INCHES NOMINAL IN
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY VOLTAGE AND WATTAGE
Thread Quantity24.0 PER INCH STUD
Maximum Wattage Rating in Watts725.0 SINGLE VOLTAGE
Nominal Thread Size0.216 INCHES STUD IN
Width2.000 INCHES NOMINAL IN
Mounting Method StyleSLOT OR HOLE TYPE MOUNTING FACILITY
Terminal Length0.500 INCHES NOMINAL IN
Body StyleSTRIP, FINNED
PhaseSINGLE SINGLE VOLTAGE
Voltage in Volts and Current Type115.0 AC OR 115.0 DC SINGLE VOLTAGE
Element Quantity1
Watt Density Rating30.0 PER SQUARE INCH SINGLE VOLTAGE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
4520-00-729-57209171763 INTERCHANGEABLE
Heating Element,electrical,nonim
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
SEF100 Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA)
Related Parts
4520-00-729-5720INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
9171763

Frequently Asked Questions

What is NSN 4520-00-082-0113?

NSN 4520-00-082-0113 is a Heating Element,electrical,nonim, manufactured by Chromalox Inc Dba Chromalox Precision Heat and Control, Inc, classified under FSC 4520 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4520-00-082-0113?

NSN 4520-00-082-0113 has 1 cross-referenced part number: SEF100 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc).

What NSN replaces 4520-00-082-0113?

There is 1 known substitute for 4520-00-082-0113: 4520-00-729-5720. Verify interchangeability with system specifications before substitution.

What are the specifications of SEF100?

Key specifications for SEF100: Heat Quantity: 1; Terminal Quantity: 2; Mounting Facility Width: 0.312 INCHES NOMINAL IN; Terminal Arrangement Style: IN LINE (TANDEM) AT ONE END. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4520-00-082-0113 still in active supply?

NSN 4520-00-082-0113 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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