PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2559Heating Element,electrical,nonim

Manufacturer's Commercial Finance, Llc Dba Electro-Flex Heat · NSN 4520-00-864-5123 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-00-864-5123 — this item is cataloged by the U.S. Government under National Stock Number 4520-00-864-5123. Primary manufacturer part number: 2559.
Features
  • Heating Element,electrical,nonim — FSC 4520
  • Frequency in Hertz: 60.0
  • Element Radiation Spectrum: NONINFRARED
  • Material: RUBBER SYNTHETIC AND GLASS FIBER SHEATH
  • Width: 2.000 INCHES NOMINAL IN
  • Maximum Wattage Rating in Watts: 5.0 SINGLE VOLTAGE
  • Terminal Quantity: 2
  • Element Quantity: 1
Applications
  • Applications requiring Rubber Synthetic and Glass Fiber Sheath construction
General Description

The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-00-864-5123, 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 Manufacturer's Commercial Finance, Llc Dba Electro-Flex Heat. Government technical data includes 8 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-00-864-5123
Primary Part Number2559
Item NameHeating Element,electrical,nonim
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerManufacturer's Commercial Finance, Llc Dba Electro-Flex Heat
StatusACTIVE
Frequency in Hertz60.0
Element Radiation SpectrumNONINFRARED
MaterialRUBBER SYNTHETIC AND GLASS FIBER SHEATH
Width2.000 INCHES NOMINAL IN
Maximum Wattage Rating in Watts5.0 SINGLE VOLTAGE
Terminal Quantity2
Element Quantity1
Voltage in Volts and Current Type50.0 AC SINGLE VOLTAGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3110-00-100-95452559 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5120-00-196-65922559 INTERCHANGEABLE
Remover,electrical Contact
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation
5940-00-262-61762559 INTERCHANGEABLE
Terminal,feedthru
U S Terminals Inc
5975-00-583-29603705-2 INTERCHANGEABLE
Box Connector,electrical
Raco, a Division of Hubbell Incorporated(delaware)
5330-00-651-1867BACG10AH102 INTERCHANGEABLE
Gasket
The Boeing Company Div Defense
5985-00-971-6998534900 INTERCHANGEABLE
Waveguide Assembly
Instruments and Flight Research, Inc.
5365-00-975-9778 INTERCHANGEABLE
Bushing
5305-01-081-6114DS-931744 INTERCHANGEABLE
Screw,cap,socket Head
Eaton Aerospace, Llc Dba Jackson South
5970-01-125-2779 INTERCHANGEABLE
Tape,insulation,electrical
6080-01-355-5488 INTERCHANGEABLE
Installation Kit,fiber Optic
Cross-Reference Index
Part NumberManufacturer
2559 Manufacturer's Commercial Finance, Llc Dba Electro-Flex Heat (USA)
Related Parts
3110-00-100-9545INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
2559
5120-00-196-6592INTERCHANGEABLE
REMOVER,ELECTRICAL CONTACT
2559
5940-00-262-6176INTERCHANGEABLE
TERMINAL,FEEDTHRU
2559
5975-00-583-2960INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
3705-2
5330-00-651-1867INTERCHANGEABLE
GASKET
BACG10AH102
5985-00-971-6998INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
534900
5365-00-975-9778INTERCHANGEABLE
BUSHING
5305-01-081-6114INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
DS-931744
5970-01-125-2779INTERCHANGEABLE
TAPE,INSULATION,ELECTRICAL
6080-01-355-5488INTERCHANGEABLE
INSTALLATION KIT,FIBER OPTIC
6520-01-580-1282INTERCHANGEABLE
TIP,INFUSION,HEMOSTATIC AGENT,DE
4955

Frequently Asked Questions

What is NSN 4520-00-864-5123?

NSN 4520-00-864-5123 is a Heating Element,electrical,nonim, manufactured by Manufacturer's Commercial Finance, Llc Dba Electro-Flex Heat, classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-00-864-5123?

NSN 4520-00-864-5123 has 1 cross-referenced part number: 2559 (Manufacturer's Commercial Finance, Llc Dba Electro-Flex Heat).

What NSN replaces 4520-00-864-5123?

There are 11 known substitutes for 4520-00-864-5123: 3110-00-100-9545, 5120-00-196-6592, 5940-00-262-6176 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2559?

Key specifications for 2559: Frequency in Hertz: 60.0; Element Radiation Spectrum: NONINFRARED; Material: RUBBER SYNTHETIC AND GLASS FIBER SHEATH; Width: 2.000 INCHES NOMINAL IN. 9 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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