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Technical Data Sheet
F21B250V400AS ✓ 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: FIBER CASE, body_style: KNIFE BLADE TYPE, overall_length: 8.531 INCHES MINIMUM AND 8.719 INCHES MAXIMUM IN, terminal_length: 1.875 INCHES MINIMUM IN, overall_diameter: 2.406 INCHES MAXIMUM 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 5920-00-823-0688, 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 F21B250V400AS
NSN: 5920-00-823-0688
FSC: 5920
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialFIBER CASE
body_styleKNIFE BLADE TYPE
overall_length8.531 INCHES MINIMUM AND 8.719 INCHES MAXIMUM IN
terminal_length1.875 INCHES MINIMUM IN
overall_diameter2.406 INCHES MAXIMUM IN
features_providedNONRENEWABLE FUSIBLE ELEMENT
precious_materialSILVER
surface_treatmentSILVER TERMINAL
terminal_thickness0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
specification/standard_data81349-MIL-F-15160/21 GOVERNMENT SPECIFICATION
interruption_indicator_methodOPAQUE BODY
precious_material_and_locationTERMINAL SURFACES SILVER
NSN5920-00-823-0688
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSE,CARTRIDGE TITLE COMPONENT PN F21B250V400AS MFR FUSE,CARTRIDGE
KEY FEATURES
SURFACE TREATMENT: SILVER TERMINAL
PRECIOUS MATERIAL: SILVER
MATERIAL: COPPER TERMINAL
CIRCUIT OVER-CURRENT INTERRUPTION DELAY TIME IN SECONDS: 10.0 400 PCT OF CURRENT RATING
MAXIMUM VOLTAGE RATING IN VOLTS: 250.0 AC AND 250.0 DC
TERMINAL THICKNESS: 0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
INTERRUPTION INDICATOR METHOD: OPAQUE BODY
OVERALL DIAMETER: 2.406 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTSILVER TERMINAL
PRECIOUS MATERIALSILVER
MATERIALCOPPER TERMINAL
CIRCUIT OVER-CURRENT INTERRUPTION DELAY TIME IN SECONDS10.0 400 PCT OF CURRENT RATING
MAXIMUM VOLTAGE RATING IN VOLTS250.0 AC AND 250.0 DC
TERMINAL THICKNESS0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
INTERRUPTION INDICATOR METHODOPAQUE BODY
OVERALL DIAMETER2.406 INCHES MAXIMUM IN
PRECIOUS MATERIAL AND LOCATIONTERMINAL SURFACES SILVER
TERMINAL LENGTH1.875 INCHES MINIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
TR400RInterchangeable
interchangeable cross-reference
interchangeable
E0N400Interchangeable
interchangeable cross-reference
interchangeable
FRNR400Interchangeable
interchangeable cross-reference
interchangeable
WF791Interchangeable
interchangeable cross-reference
interchangeable
F21A250V300AInterchangeable
interchangeable cross-reference
interchangeable
W-F-1814/60CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is F21B250V400AS?
F21B250V400AS is a FUSE,CARTRIDGE. It is classified as a MRO (MRO_GENERAL).
What parts can replace F21B250V400AS?
There are 21 known substitutes for F21B250V400AS: TR400R, E0N400, FRNR400 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for F21B250V400AS?
F21B250V400AS is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-823-0688. This indicates validated use in U.S. government and defense supply chains.
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