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PartsTable / MRO / AA55471-03
AA55471-03 ✓ 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,PLUG is a the manufacturer industrial component. Key specifications include material: CERAMIC OR GLASS OR PLASTIC CASE, body_style: EDISON BASE, overall_length: 1.375 INCHES MAXIMUM IN, terminal_length: 0.750 INCHES MAXIMUM IN, overall_diameter: 1.281 INCHES MAXIMUM IN, specification/standard_data: 81348-W-F-791/2 GOVERNMENT SPECIFICATION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-688-4084, 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→ AA55471-03
NSN: 5920-00-688-4084
FSC: 5920
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialCERAMIC OR GLASS OR PLASTIC CASE
body_styleEDISON BASE
overall_length1.375 INCHES MAXIMUM IN
terminal_length0.750 INCHES MAXIMUM IN
overall_diameter1.281 INCHES MAXIMUM IN
specification/standard_data81348-W-F-791/2 GOVERNMENT SPECIFICATION
interruption_indicator_methodVISIBLE ELEMENT
maximum_voltage_rating_in_volts125.0 AC AND 125.0 DC
continuous_current_rating_in_amps25.000
circuit_over-current_interruption_typeTIME DELAY
circuit_over-current_interruption_delay_time_in_seconds12.0 200 PCT OF CURRENT RATING
NSN5920-00-688-4084
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSE,PLUG TITLE COMPONENT PN AA55471-03 MFR FUSE,PLUG
KEY FEATURES
•
MATERIAL: CERAMIC OR GLASS OR PLASTIC CASE
•
SPECIFICATION/STANDARD DATA: 81348-W-F-791/2 GOVERNMENT SPECIFICATION
•
CIRCUIT OVER-CURRENT INTERRUPTION DELAY TIME IN SECONDS: 12.0 200 PCT OF CURRENT RATING
•
MAXIMUM VOLTAGE RATING IN VOLTS: 125.0 AC AND 125.0 DC
•
TEST DATA DOCUMENT: 81348-W-F-791 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.).
•
CONTINUOUS CURRENT RATING IN AMPS: 25.000
•
CIRCUIT OVER-CURRENT INTERRUPTION TYPE: TIME DELAY
•
INTERRUPTION INDICATOR METHOD: VISIBLE ELEMENT
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCERAMIC OR GLASS OR PLASTIC CASE
SPECIFICATION/STANDARD DATA81348-W-F-791/2 GOVERNMENT SPECIFICATION
CIRCUIT OVER-CURRENT INTERRUPTION DELAY TIME IN SECONDS12.0 200 PCT OF CURRENT RATING
MAXIMUM VOLTAGE RATING IN VOLTS125.0 AC AND 125.0 DC
TEST DATA DOCUMENT81348-W-F-791 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.).
CONTINUOUS CURRENT RATING IN AMPS25.000
CIRCUIT OVER-CURRENT INTERRUPTION TYPETIME DELAY
INTERRUPTION INDICATOR METHODVISIBLE ELEMENT
BODY STYLEEDISON BASE
OVERALL LENGTH1.375 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
AA55473-20Interchangeable
interchangeable cross-reference
interchangeable
T4AMPInterchangeable
interchangeable cross-reference
interchangeable
W-F-791/2Interchangeable
interchangeable cross-reference
interchangeable
WF791Interchangeable
interchangeable cross-reference
interchangeable
AA55473Interchangeable
interchangeable cross-reference
interchangeable
AA55473-29Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AA55471-03?
AA55471-03 is a FUSE,PLUG. It is classified as a MRO (MRO_GENERAL).
What parts can replace AA55471-03?
There are 27 known substitutes for AA55471-03: AA55473-20, T4AMP, W-F-791/2 and 24 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AA55471-03?
AA55471-03 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-688-4084. 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