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Technical Data Sheet
PartsTable / MRO / FM02B125V3A
FM02B125V3A ✓ 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 body_style: PLUG-IN TYPE, body_length: 0.348 INCHES NOMINAL IN, overall_length: 0.518 INCHES NOMINAL IN, terminal_length: 0.170 INCHES NOMINAL IN, overall_diameter: 0.250 INCHES NOMINAL IN, features_provided: NONRENEWABLE FUSIBLE ELEMENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-926-7445, 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→ FM02B125V3A
NSN: 5920-00-926-7445
FSC: 5920
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_stylePLUG-IN TYPE
body_length0.348 INCHES NOMINAL IN
overall_length0.518 INCHES NOMINAL IN
terminal_length0.170 INCHES NOMINAL IN
overall_diameter0.250 INCHES NOMINAL IN
features_providedNONRENEWABLE FUSIBLE ELEMENT
surface_treatmentNICKEL TERMINAL
terminal_diameter0.025 INCHES NOMINAL IN
specification/standard_data81349-MIL-F-23419/2J GOVERNMENT SPECIFICATION
interruption_indicator_methodVISIBLE ELEMENT
maximum_voltage_rating_in_volts125.0 AC AND 125.0 DC
continuous_current_rating_in_amps3.000
NSN5920-00-926-7445
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSE,CARTRIDGE TITLE COMPONENT PN FM02B125V3A 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.).
•
CIRCUIT OVER-CURRENT INTERRUPTION TYPE: NORMAL INSTANTANEOUS
•
FEATURES PROVIDED: NONRENEWABLE FUSIBLE ELEMENT
•
TERMINAL DIAMETER: 0.025 INCHES NOMINAL IN
•
OVERALL DIAMETER: 0.250 INCHES NOMINAL IN
•
TERMINAL LENGTH: 0.170 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO DIAMETER: 0.100 INCHES MINIMUM AND 0.108 INCHES MAXIMUM IN
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.).
CIRCUIT OVER-CURRENT INTERRUPTION TYPENORMAL INSTANTANEOUS
FEATURES PROVIDEDNONRENEWABLE FUSIBLE ELEMENT
TERMINAL DIAMETER0.025 INCHES NOMINAL IN
OVERALL DIAMETER0.250 INCHES NOMINAL IN
OVERALL LENGTH0.518 INCHES NOMINAL IN
TERMINAL LENGTH0.170 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO DIAMETER0.100 INCHES MINIMUM AND 0.108 INCHES MAXIMUM IN
INTERRUPTION INDICATOR METHODVISIBLE ELEMENT
BODY LENGTH0.348 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
D40380-1Interchangeable
interchangeable cross-reference
interchangeable
40518-1Interchangeable
interchangeable cross-reference
interchangeable
273003Interchangeable
interchangeable cross-reference
interchangeable
2718-1001Interchangeable
interchangeable cross-reference
interchangeable
405256Interchangeable
interchangeable cross-reference
interchangeable
5181Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FM02B125V3A?
FM02B125V3A is a FUSE,CARTRIDGE. It is classified as a MRO (MRO_GENERAL).
What parts can replace FM02B125V3A?
There are 14 known substitutes for FM02B125V3A: D40380-1, 40518-1, 273003 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FM02B125V3A?
FM02B125V3A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-926-7445. 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