PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

W-F-791/3Fuse,plug

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5920-00-245-0250 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-245-0250 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-245-0250. Primary manufacturer part number: W-F-791/3.
Features
  • Fuse,plug — FSC 5920
  • Circuit Over-Current Interruption Delay Time in Seconds: 12.0 200 PCT OF CURRENT RATING
  • Test Data Document: 81348-W-F-791 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.).
  • Specification/standard Data: 81348-W-F-791/2 GOVERNMENT SPECIFICATION
  • Overall Diameter: 1.250 INCHES NOMINAL IN
  • Terminal Length: 0.687 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN
  • Circuit Over-Current Interruption Type: TIME DELAY
  • Interruption Indicator Method: VISIBLE ELEMENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuse,plug, cataloged under National Stock Number 5920-00-245-0250, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-00-245-0250
Primary Part NumberW-F-791/3
Item NameFuse,plug
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Circuit Over-Current Interruption Delay Time in Seconds12.0 200 PCT OF CURRENT RATING
Test Data Document81348-W-F-791 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.).
Specification/standard Data81348-W-F-791/2 GOVERNMENT SPECIFICATION
Overall Diameter1.250 INCHES NOMINAL IN
Terminal Length0.687 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN
Circuit Over-Current Interruption TypeTIME DELAY
Interruption Indicator MethodVISIBLE ELEMENT
Body StyleS-BASE
Maximum Voltage Rating in Volts125.0 AC AND 125.0 DC
Continuous Current Rating in Amps1.250
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5920-00-131-9972 INTERCHANGEABLE
Fuse,plug
5920-00-228-4477 INTERCHANGEABLE
Fuse,plug
5920-00-552-8567 INTERCHANGEABLE
Fuse,plug
5920-01-260-8500 INTERCHANGEABLE
Fuse,plug
5920-01-260-8502 INTERCHANGEABLE
Fuse,plug
Cross-Reference Index
Part NumberManufacturer
W-F-791/3 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
WF791/3-008 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
WF791 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5920-00-131-9972INTERCHANGEABLE
FUSE,PLUG
5920-00-228-4477INTERCHANGEABLE
FUSE,PLUG
5920-00-552-8567INTERCHANGEABLE
FUSE,PLUG
5920-01-260-8500INTERCHANGEABLE
FUSE,PLUG
5920-01-260-8502INTERCHANGEABLE
FUSE,PLUG

Frequently Asked Questions

What is NSN 5920-00-245-0250?

NSN 5920-00-245-0250 is a Fuse,plug, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-00-245-0250?

NSN 5920-00-245-0250 has 3 cross-referenced part numbers: W-F-791/3 (Federal Specifications Promulgated by General Services Administration Washington DC), WF791/3-008 (Federal Specifications Promulgated by General Services Administration Washington DC), WF791 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5920-00-245-0250?

There are 5 known substitutes for 5920-00-245-0250: 5920-00-131-9972, 5920-00-228-4477, 5920-00-552-8567 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of W-F-791/3?

Key specifications for W-F-791/3: Circuit Over-Current Interruption Delay Time in Seconds: 12.0 200 PCT OF CURRENT RATING; Test Data Document: 81348-W-F-791 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.).; Specification/standard Data: 81348-W-F-791/2 GOVERNMENT SPECIFICATION; Overall Length: 1.250 INCHES NOMINAL IN. 11 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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