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Technical Data Sheet
PartsTable / MRO / FM03-125V15A
FM03-125V15A ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The FUSE,CARTRIDGE is a the manufacturer industrial component. Key specifications include material: CERAMIC OR PLASTIC CASE, body_style: TUBE TYPE, overall_length: 1.250 INCHES NOMINAL IN, overall_diameter: 0.250 INCHES NOMINAL IN, features_provided: NONRENEWABLE FUSIBLE ELEMENT, surface_treatment: NICKEL TERMINAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-161-4551, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ FM03-125V15A
NSN: 5920-00-161-4551
FSC: 5920
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialCERAMIC OR PLASTIC CASE
body_styleTUBE TYPE
overall_length1.250 INCHES NOMINAL IN
overall_diameter0.250 INCHES NOMINAL IN
features_providedNONRENEWABLE FUSIBLE ELEMENT
surface_treatmentNICKEL TERMINAL
specification/standard_data81349-MIL-F-23419/9 GOVERNMENT SPECIFICATION
interruption_indicator_methodOPAQUE BODY
maximum_voltage_rating_in_volts125.0 AC AND 125.0 DC
continuous_current_rating_in_amps20.000
circuit_over-current_interruption_typeNORMAL INSTANTANEOUS
NSN5920-00-161-4551
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSE,CARTRIDGE TITLE COMPONENT PN FM03-125V15A MFR FUSE,CARTRIDGE
KEY FEATURES
•
TEST DATA DOCUMENT: 81349-MIL-F-23419 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.).
•
SURFACE TREATMENT: NICKEL TERMINAL
•
SPECIFICATION/STANDARD DATA: 81349-MIL-F-23419/3 GOVERNMENT SPECIFICATION
•
MAXIMUM VOLTAGE RATING IN VOLTS: 125.0 AC AND 125.0 DC
•
INTERRUPTION INDICATOR METHOD: OPAQUE BODY
•
CONTINUOUS CURRENT RATING IN AMPS: 15.000
•
CIRCUIT OVER-CURRENT INTERRUPTION TYPE: NORMAL INSTANTANEOUS
TECHNICAL CHARACTERISTICS (FLIS)
TEST DATA DOCUMENT81349-MIL-F-23419 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.).
SURFACE TREATMENTNICKEL TERMINAL
SPECIFICATION/STANDARD DATA81349-MIL-F-23419/3 GOVERNMENT SPECIFICATION
MAXIMUM VOLTAGE RATING IN VOLTS125.0 AC AND 125.0 DC
OVERALL LENGTH1.250 INCHES NOMINAL IN
INTERRUPTION INDICATOR METHODOPAQUE BODY
CONTINUOUS CURRENT RATING IN AMPS15.000
CIRCUIT OVER-CURRENT INTERRUPTION TYPENORMAL INSTANTANEOUS
OVERALL DIAMETER0.250 INCHES NOMINAL IN
FEATURES PROVIDEDNONRENEWABLE FUSIBLE ELEMENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
MIL-F-23419/3Interchangeable
interchangeable cross-reference
interchangeable
FM03-250V6AInterchangeable
interchangeable cross-reference
interchangeable
ABC12Interchangeable
interchangeable cross-reference
interchangeable
MILF23419-3Interchangeable
interchangeable cross-reference
interchangeable
FM03-250V12AInterchangeable
interchangeable cross-reference
interchangeable
4133800-65Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FM03-125V15A?
FM03-125V15A is a FUSE,CARTRIDGE. It is classified as a MRO (MRO_GENERAL).
What parts can replace FM03-125V15A?
There are 23 known substitutes for FM03-125V15A: MIL-F-23419/3, FM03-250V6A, ABC12 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FM03-125V15A?
FM03-125V15A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-161-4551. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026