PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WF1814/06-002Fuse,cartridge

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5920-01-290-3771 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-01-290-3771 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-290-3771. Primary manufacturer part number: WF1814/06-002.
Features
  • Fuse,cartridge — FSC 5920
  • Interruption Indicator Method: OPAQUE BODY
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Material: COPPER OR COPPER ALLOY TERMINAL
  • Overall Diameter: 1.054 INCHES MINIMUM AND 1.070 INCHES MAXIMUM IN
  • 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.).
  • Continuous Current Rating in Amps: 40.000
  • Maximum Voltage Rating in Volts: 600.0 AC
Applications
  • Applications requiring Copper or Copper Alloy Terminal construction
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-01-290-3771, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5920-01-290-3771
Primary Part NumberWF1814/06-002
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusCANCELLED
Interruption Indicator MethodOPAQUE BODY
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
MaterialCOPPER OR COPPER ALLOY TERMINAL
Overall Diameter1.054 INCHES MINIMUM AND 1.070 INCHES MAXIMUM IN
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.).
Continuous Current Rating in Amps40.000
Maximum Voltage Rating in Volts600.0 AC
Specification/standard Data81348-W-F-1814/6 GOVERNMENT SPECIFICATION
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
MaterialCERAMIC OR GLASS OR PLASTIC MELAMINE CASE
Body StyleTUBE TYPE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
4720-00-585-2289 INTERCHANGEABLE
Hose Assembly,nonmetallic
5920-01-173-2473 INTERCHANGEABLE
Fuse,cartridge
5920-01-250-5968 INTERCHANGEABLE
Fuse,cartridge
5920-01-272-8182 INTERCHANGEABLE
Fuse,cartridge
Cross-Reference Index
Part NumberManufacturer
WF1814/06-002 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
2-45-011 Fulton Boiler Works Inc (USA)
W-F-1814/6 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
JKS40 Cooper Bussmann, Llc Dba Cooper Industries (USA)
A4J40 Efcor Inc
Related Parts
4720-00-585-2289INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5920-01-173-2473INTERCHANGEABLE
FUSE,CARTRIDGE
5920-01-250-5968INTERCHANGEABLE
FUSE,CARTRIDGE
5920-01-272-8182INTERCHANGEABLE
FUSE,CARTRIDGE

Frequently Asked Questions

What is NSN 5920-01-290-3771?

NSN 5920-01-290-3771 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 5920-01-290-3771?

NSN 5920-01-290-3771 has 5 cross-referenced part numbers: WF1814/06-002 (Federal Specifications Promulgated by General Services Administration Washington DC), 2-45-011 (Fulton Boiler Works Inc), W-F-1814/6 (Federal Specifications Promulgated by General Services Administration Washington DC), JKS40 (Cooper Bussmann, Llc Dba Cooper Industries), A4J40 (Efcor Inc).

What NSN replaces 5920-01-290-3771?

There are 4 known substitutes for 5920-01-290-3771: 4720-00-585-2289, 5920-01-173-2473, 5920-01-250-5968 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of WF1814/06-002?

Key specifications for WF1814/06-002: Interruption Indicator Method: OPAQUE BODY; Features Provided: NONRENEWABLE FUSIBLE ELEMENT; Material: COPPER OR COPPER ALLOY TERMINAL; Overall Diameter: 1.054 INCHES MINIMUM AND 1.070 INCHES MAXIMUM IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-01-290-3771 still in active supply?

NSN 5920-01-290-3771 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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