PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FS1001Heating Element,electrical,nonim

Wellman Thermal Systems Corp · NSN 4520-01-332-5878 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-01-332-5878 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-332-5878. Primary manufacturer part number: FS1001.
Features
  • Heating Element,electrical,nonim — FSC 4520
  • Body Style: STRIP, FINNED
  • Mounting Method Style: SLOT OR HOLE TYPE MOUNTING FACILITY
  • Terminal Length: 0.562 INCHES NOMINAL IN
  • Element Quantity: 1
  • Material: STEEL AND ALUMINUM ALLOY SHEATH
  • Phase: SINGLE SINGLE VOLTAGE
  • Maximum Wattage Rating in Watts: 150.0 SINGLE VOLTAGE
Applications
  • Applications requiring Steel and Aluminum Alloy Sheath construction
General Description

The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-332-5878, 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 Wellman Thermal Systems Corp. Government technical data includes 22 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-01-332-5878
Primary Part NumberFS1001
Item NameHeating Element,electrical,nonim
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerWellman Thermal Systems Corp
StatusACTIVE
Body StyleSTRIP, FINNED
Mounting Method StyleSLOT OR HOLE TYPE MOUNTING FACILITY
Terminal Length0.562 INCHES NOMINAL IN
Element Quantity1
MaterialSTEEL AND ALUMINUM ALLOY SHEATH
PhaseSINGLE SINGLE VOLTAGE
Maximum Wattage Rating in Watts150.0 SINGLE VOLTAGE
Frequency in Hertz60.0
Voltage in Volts and Current Type120.0 AC SINGLE VOLTAGE
Length3.000 INCHES NOMINAL IN
Element Connection StyleSTUD TYPE
Mounting Facility Width0.281 INCHES NOMINAL IN
Element Radiation SpectrumNONINFRARED
Mounting Facility Length0.625 INCHES NOMINAL IN
Width1.500 INCHES NOMINAL IN
Hole or Slot Quantity2
Heat Quantity1
Terminal Arrangement StyleOFFSET OR STAGGERED AT ONE END
Watt Density Rating12.3 PER SQUARE INCH SINGLE VOLTAGE
Terminal Quantity2
Center to Center Distance Between Mounting Facilities Parallel to Width6.375 INCHES NOMINAL IN
Effective Heating Length3.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5920-00-280-8342 INTERCHANGEABLE
Fuse,cartridge
6910-01-572-8925FS-1001 INTERCHANGEABLE
Moulage Control Pack,bleeding Si
Skedco, Inc. Dba Skedco Inc
Cross-Reference Index
Part NumberManufacturer
FS1001 PRIMARY Wellman Thermal Systems Corp (USA)
Related Parts
5920-00-280-8342INTERCHANGEABLE
FUSE,CARTRIDGE
6910-01-572-8925INTERCHANGEABLE
MOULAGE CONTROL PACK,BLEEDING SI
FS-1001

Frequently Asked Questions

What is NSN 4520-01-332-5878?

NSN 4520-01-332-5878 is a Heating Element,electrical,nonim, manufactured by Wellman Thermal Systems Corp, classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-01-332-5878?

NSN 4520-01-332-5878 has 1 cross-referenced part number: FS1001 (Wellman Thermal Systems Corp).

What NSN replaces 4520-01-332-5878?

There are 2 known substitutes for 4520-01-332-5878: 5920-00-280-8342, 6910-01-572-8925. Verify interchangeability with system specifications before substitution.

What are the specifications of FS1001?

Key specifications for FS1001: Body Style: STRIP, FINNED; Mounting Method Style: SLOT OR HOLE TYPE MOUNTING FACILITY; Terminal Length: 0.562 INCHES NOMINAL IN; Element Quantity: 1. 24 total characteristics are documented in the Federal Logistics Information System.

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