PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F03B125V3AFuse,cartridge

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5920-01-028-9309 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-01-028-9309 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-028-9309. Primary manufacturer part number: F03B125V3A.
Features
  • Fuse,cartridge — FSC 5920
  • Body Style: TUBE TYPE
  • Specification/standard Data: 81349-MIL-F-15160/3 GOVERNMENT SPECIFICATION
  • Test Data Document: 81349-MIL-F-15160 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.).
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Material: COPPER OR COPPER ALLOY TERMINAL
  • Circuit Over-Current Interruption Type: TIME DELAY
  • Interruption Indicator Method: OPAQUE BODY
Applications
  • Applications requiring Copper or Copper Alloy Terminal construction
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-01-028-9309, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5920-01-028-9309
Primary Part NumberF03B125V3A
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Body StyleTUBE TYPE
Specification/standard Data81349-MIL-F-15160/3 GOVERNMENT SPECIFICATION
Test Data Document81349-MIL-F-15160 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.).
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
MaterialCOPPER OR COPPER ALLOY TERMINAL
Circuit Over-Current Interruption TypeTIME DELAY
Interruption Indicator MethodOPAQUE BODY
Overall Diameter0.250 INCHES NOMINAL IN
Circuit Over-Current Interruption Delay Time in Seconds12.0 200 PCT OF CURRENT RATING
Continuous Current Rating in Amps3.000
Maximum Voltage Rating in Volts250.0 AC AND 250.0 DC
MaterialCERAMIC OR PLASTIC CASE
Surface TreatmentNICKEL TERMINAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5920-00-061-8623 INTERCHANGEABLE
Fuse,cartridge
5920-00-583-8486 INTERCHANGEABLE
Fuse,cartridge
5920-01-587-4421F03B250V3A INTERCHANGEABLE
Fuse,cartridge
L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West
Cross-Reference Index
Part NumberManufacturer
F03B125V3A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
EU-250-0034 Armature Coil Equipment, Inc Dba Ace Equipment Company (USA)
F03B250V3A Cooper Bussmann, Llc Dba Cooper Industries (USA)
F03B250V3A Bae Systems Land & Armaments L.p. (USA)
814042-0002 Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
5920PL1243294 Jednolity Indeks Materialowy - Uniform Material Index (POL)
MIL-PRF-15160/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Q4A1059 Quartet Ovonics a Joint Venture (USA)
MDF3 Cooper Bussmann, Llc Dba Cooper Industries (USA)
1654086-8REVG Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
MILF15160-3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
3AGASB Littelfuse, Inc. (USA)
F03B250V3A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
9999-6406-1 Inrange Technologies Corporation Dba Mcdata Services Corporation (USA)
264-0912-250 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
S226-1039P24 Raytheon Company Div Corp (USA)
Related Parts
5920-00-061-8623INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-583-8486INTERCHANGEABLE
FUSE,CARTRIDGE
5920-01-587-4421INTERCHANGEABLE
FUSE,CARTRIDGE
F03B250V3A

Frequently Asked Questions

What is NSN 5920-01-028-9309?

NSN 5920-01-028-9309 is a Fuse,cartridge, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5920-01-028-9309?

NSN 5920-01-028-9309 has 16 cross-referenced part numbers: F03B125V3A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), EU-250-0034 (Armature Coil Equipment, Inc Dba Ace Equipment Company), F03B250V3A (Cooper Bussmann, Llc Dba Cooper Industries), F03B250V3A (Bae Systems Land & Armaments L.p.), 814042-0002 (Thales Usa, Inc. Div Air Mobility Solutions ("ams")) and 11 more.

What NSN replaces 5920-01-028-9309?

There are 3 known substitutes for 5920-01-028-9309: 5920-00-061-8623, 5920-00-583-8486, 5920-01-587-4421. Verify interchangeability with system specifications before substitution.

What are the specifications of F03B125V3A?

Key specifications for F03B125V3A: Body Style: TUBE TYPE; Specification/standard Data: 81349-MIL-F-15160/3 GOVERNMENT SPECIFICATION; Test Data Document: 81349-MIL-F-15160 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.).; Features Provided: NONRENEWABLE FUSIBLE ELEMENT. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-01-028-9309 still in active supply?

NSN 5920-01-028-9309 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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