PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WF1814/56-D5005Fuse,cartridge

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5920-01-260-2206 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-01-260-2206 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-260-2206. Primary manufacturer part number: WF1814/56-D5005.
Features
  • Fuse,cartridge — FSC 5920
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Maximum Voltage Rating in Volts: 250.0 AC AND 250.0 DC
  • Material: COPPER OR COPPER ALLOY TERMINAL
  • Test Data Document: 81348-W-F-1814 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Overall Diameter: 0.562 INCHES NOMINAL IN
  • Specification/standard Data: 81348-W-F-1814/56 GOVERNMENT SPECIFICATION
  • Circuit Over-Current Interruption Type: TIME DELAY
Applications
  • Applications requiring Copper or Copper Alloy Terminal construction
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-01-260-2206, is classified within Federal Supply Class 5920 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5920-01-260-2206
Primary Part NumberWF1814/56-D5005
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusCANCELLED
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Maximum Voltage Rating in Volts250.0 AC AND 250.0 DC
MaterialCOPPER OR COPPER ALLOY TERMINAL
Test Data Document81348-W-F-1814 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Overall Diameter0.562 INCHES NOMINAL IN
Specification/standard Data81348-W-F-1814/56 GOVERNMENT SPECIFICATION
Circuit Over-Current Interruption TypeTIME DELAY
Circuit Over-Current Interruption Delay Time in Seconds10.0 500 PCT OF CURRENT RATING
Interruption Indicator MethodOPAQUE BODY
Continuous Current Rating in Amps0.500
MaterialCERAMIC OR FIBER OR GLASS OR PLASTIC MELAMINE CASE
Body StyleREJECTION GROOVE TYPE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5920-00-828-7781FRS12 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
1395-01-725-227822179 INTERCHANGEABLE
Tailpiece,cartridge,non-Lethal F
Axon Enterprise, Inc.
Cross-Reference Index
Part NumberManufacturer
WF1814/56-D5005 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
EHFRN Desco Mfg Co Inc (USA)
W-F-1814/23 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
W-F-1814/56 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
WF1814/23-006 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
TR0.5 Klockner-Moeller Corp (USA)
TRS1-2 Mersen Usa Ep Corp. Dba Ferraz Shawmut (USA)
Related Parts
5920-00-828-7781INTERCHANGEABLE
FUSE,CARTRIDGE
FRS12
1395-01-725-2278INTERCHANGEABLE
TAILPIECE,CARTRIDGE,NON-LETHAL F
22179

Frequently Asked Questions

What is NSN 5920-01-260-2206?

NSN 5920-01-260-2206 is a Fuse,cartridge, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5920-01-260-2206?

NSN 5920-01-260-2206 has 7 cross-referenced part numbers: WF1814/56-D5005 (Federal Specifications Promulgated by General Services Administration Washington DC), EHFRN (Desco Mfg Co Inc), W-F-1814/23 (Federal Specifications Promulgated by General Services Administration Washington DC), W-F-1814/56 (Federal Specifications Promulgated by General Services Administration Washington DC), WF1814/23-006 (Federal Specifications Promulgated by General Services Administration Washington DC) and 2 more.

What NSN replaces 5920-01-260-2206?

There are 2 known substitutes for 5920-01-260-2206: 5920-00-828-7781, 1395-01-725-2278. Verify interchangeability with system specifications before substitution.

What are the specifications of WF1814/56-D5005?

Key specifications for WF1814/56-D5005: Features Provided: NONRENEWABLE FUSIBLE ELEMENT; Maximum Voltage Rating in Volts: 250.0 AC AND 250.0 DC; Material: COPPER OR COPPER ALLOY TERMINAL; Test Data Document: 81348-W-F-1814 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-01-260-2206 still in active supply?

NSN 5920-01-260-2206 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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