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MIL-F-23419/3-FM09A2 — Technical Data Sheet

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— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
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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: COPPER OR COPPER ALLOY TERMINAL, 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 under NSN 5920-01-127-3542, 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→ MIL-F-23419/3-FM09A2
NSN: 5920-01-127-3542
FSC: 5920
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialCOPPER OR COPPER ALLOY TERMINAL
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_volts250.0 AC AND 250.0 DC
continuous_current_rating_in_amps0.500
circuit_over-current_interruption_typeNORMAL INSTANTANEOUS
NSN5920-01-127-3542
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSE,CARTRIDGE TITLE COMPONENT PN MIL-F-23419/3-FM09A2 MFR FUSE,CARTRIDGE
KEY FEATURES
•
BODY STYLE: TUBE TYPE
•
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.).
•
MATERIAL: COPPER OR COPPER ALLOY TERMINAL
•
FEATURES PROVIDED: NONRENEWABLE FUSIBLE ELEMENT
•
INTERRUPTION INDICATOR METHOD: OPAQUE BODY
•
CONTINUOUS CURRENT RATING IN AMPS: 0.500
•
OVERALL DIAMETER: 0.250 INCHES NOMINAL IN
•
MAXIMUM VOLTAGE RATING IN VOLTS: 250.0 AC AND 250.0 DC
TECHNICAL CHARACTERISTICS
BODY STYLETUBE TYPE
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.).
MATERIALCOPPER OR COPPER ALLOY TERMINAL
FEATURES PROVIDEDNONRENEWABLE FUSIBLE ELEMENT
INTERRUPTION INDICATOR METHODOPAQUE BODY
CONTINUOUS CURRENT RATING IN AMPS0.500
OVERALL DIAMETER0.250 INCHES NOMINAL IN
MAXIMUM VOLTAGE RATING IN VOLTS250.0 AC AND 250.0 DC
CIRCUIT OVER-CURRENT INTERRUPTION TYPENORMAL INSTANTANEOUS
OVERALL LENGTH1.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
3AG0-5AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
F03A250V1-2AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
ABC1-2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MILF23419-3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
FM03-250V12AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
314500InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-F-23419/3-FM09A2?
MIL-F-23419/3-FM09A2 is a FUSE,CARTRIDGE. It is classified as a MRO (MRO_GENERAL).
What parts can replace MIL-F-23419/3-FM09A2?
There are 19 known substitutes for MIL-F-23419/3-FM09A2: 3AG0-5A, F03A250V1-2A, ABC1-2 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-F-23419/3-FM09A2?
MIL-F-23419/3-FM09A2 is cataloged in the Federal Logistics Information System under NSN 5920-01-127-3542. This indicates validated use in U.S. government and defense supply chains.
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Last verified: September 2026