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PartsTable / COMPONENT / WF791/2-021
WF791/2-021 ✓ Verified by PartsTable
— · COMPONENT
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 WF791/2-021 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-683-5515, 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
WF791/2-021
NSN: 5920-00-683-5515
FSC: 5920
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
Part NumberWF791/2-021
NSN5920-00-683-5515
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WF791/2-021 TITLE COMPONENT PN WF791/2-021 MFR WF791/2-021
KEY FEATURES
•
TERMINAL LENGTH: 0.750 INCHES NOMINAL IN
•
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.).
•
SPECIFICATION/STANDARD DATA: 81348-W-F-791/2 GOVERNMENT SPECIFICATION
•
OVERALL DIAMETER: 1.281 INCHES NOMINAL IN
•
CIRCUIT OVER-CURRENT INTERRUPTION DELAY TIME IN SECONDS: 12.0 200 PCT OF CURRENT RATING
•
INTERRUPTION INDICATOR METHOD: VISIBLE ELEMENT
•
MAXIMUM VOLTAGE RATING IN VOLTS: 125.0 AC AND 125.0 DC
•
CIRCUIT OVER-CURRENT INTERRUPTION TYPE: TIME DELAY
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL LENGTH0.750 INCHES NOMINAL IN
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.).
SPECIFICATION/STANDARD DATA81348-W-F-791/2 GOVERNMENT SPECIFICATION
OVERALL DIAMETER1.281 INCHES NOMINAL IN
CIRCUIT OVER-CURRENT INTERRUPTION DELAY TIME IN SECONDS12.0 200 PCT OF CURRENT RATING
INTERRUPTION INDICATOR METHODVISIBLE ELEMENT
MAXIMUM VOLTAGE RATING IN VOLTS125.0 AC AND 125.0 DC
CIRCUIT OVER-CURRENT INTERRUPTION TYPETIME DELAY
CONTINUOUS CURRENT RATING IN AMPS5.000
BODY STYLEEDISON BASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
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
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WF791/2-021?
WF791/2-021 is a WF791/2-021.
What parts can replace WF791/2-021?
There are 24 known substitutes for WF791/2-021: AA55473-20, T4AMP, W-F-791/2 and 21 more. Substitute compatibility should be verified for your specific system.
Is WF791/2-021 still available?
WF791/2-021 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026