PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26H29P1Fuse,cartridge

Raytheon Company Div Corp · NSN 5920-01-258-2127 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-01-258-2127 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-258-2127. Primary manufacturer part number: 26H29P1.
Features
  • Fuse,cartridge — FSC 5920
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Terminal Thickness: 0.188 INCHES NOMINAL IN
  • Body Length: 4.281 INCHES NOMINAL IN
  • Maximum Voltage Rating in Volts: 250.0 AC
  • 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.).
  • Mounting Slot Width: 0.281 INCHES NOMINAL IN
  • Continuous Current Rating in Amps: 125.000
Applications
  • Applications requiring Copper or Copper Alloy Terminal construction
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-01-258-2127, 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 Raytheon Company Div Corp. Government technical data includes 14 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5920-01-258-2127
Primary Part Number26H29P1
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerRaytheon Company Div Corp
StatusCANCELLED
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Terminal Thickness0.188 INCHES NOMINAL IN
Body Length4.281 INCHES NOMINAL IN
Maximum Voltage Rating in Volts250.0 AC
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.).
Mounting Slot Width0.281 INCHES NOMINAL IN
Continuous Current Rating in Amps125.000
Overall Diameter1.690 INCHES MAXIMUM IN
Specification/standard Data81348-W-F-1814/59 GOVERNMENT SPECIFICATION
Interruption Indicator MethodOPAQUE BODY
Circuit Over-Current Interruption TypeTIME DELAY
Circuit Over-Current Interruption Delay Time in Seconds10.0 500 PCT OF CURRENT RATING
MaterialCOPPER OR COPPER ALLOY TERMINAL
Body StyleAXIAL TERMINAL TYPE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5920-01-200-0683 INTERCHANGEABLE
Fuse,cartridge
5920-01-253-8178 INTERCHANGEABLE
Fuse,cartridge
5920-01-259-3087 INTERCHANGEABLE
Fuse,cartridge
5920-01-305-7569 INTERCHANGEABLE
Fuse,cartridge
5920-01-346-0536 INTERCHANGEABLE
Fuse,cartridge
Cross-Reference Index
Part NumberManufacturer
26H29P1 Raytheon Company Div Corp (USA)
WF1814/59-D1125 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
W-F-1814/59 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
26H29P1 Raytheon Company Dba Raytheon Co (USA)
LPN125 Cooper Bussmann, Llc Dba Cooper Industries (USA)
Related Parts
5920-01-200-0683INTERCHANGEABLE
FUSE,CARTRIDGE
5920-01-253-8178INTERCHANGEABLE
FUSE,CARTRIDGE
5920-01-259-3087INTERCHANGEABLE
FUSE,CARTRIDGE
5920-01-305-7569INTERCHANGEABLE
FUSE,CARTRIDGE
5920-01-346-0536INTERCHANGEABLE
FUSE,CARTRIDGE

Frequently Asked Questions

What is NSN 5920-01-258-2127?

NSN 5920-01-258-2127 is a Fuse,cartridge, manufactured by Raytheon Company Div Corp, classified under FSC 5920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5920-01-258-2127?

NSN 5920-01-258-2127 has 5 cross-referenced part numbers: 26H29P1 (Raytheon Company Div Corp), WF1814/59-D1125 (Federal Specifications Promulgated by General Services Administration Washington DC), W-F-1814/59 (Federal Specifications Promulgated by General Services Administration Washington DC), 26H29P1 (Raytheon Company Dba Raytheon Co), LPN125 (Cooper Bussmann, Llc Dba Cooper Industries).

What NSN replaces 5920-01-258-2127?

There are 5 known substitutes for 5920-01-258-2127: 5920-01-200-0683, 5920-01-253-8178, 5920-01-259-3087 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 26H29P1?

Key specifications for 26H29P1: Features Provided: NONRENEWABLE FUSIBLE ELEMENT; Terminal Thickness: 0.188 INCHES NOMINAL IN; Body Length: 4.281 INCHES NOMINAL IN; Maximum Voltage Rating in Volts: 250.0 AC. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-01-258-2127 still in active supply?

NSN 5920-01-258-2127 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.
PartsTable Design LLC · partstable.com