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Technical Data Sheet
F21A250V400A ✓ 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: 8.500 INCHES NOMINAL IN, terminal_length: 1.875 INCHES MINIMUM IN, overall_diameter: 2.406 INCHES MAXIMUM IN, features_provided: NONRENEWABLE FUSIBLE ELEMENT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-190-7293, 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 F21A250V400A
NSN: 5920-00-190-7293
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_length8.500 INCHES NOMINAL IN
terminal_length1.875 INCHES MINIMUM IN
overall_diameter2.406 INCHES MAXIMUM IN
features_providedNONRENEWABLE FUSIBLE ELEMENT
surface_treatmentNICKEL TERMINAL
terminal_thickness0.812 INCHES NOMINAL IN
interruption_indicator_methodOPAQUE BODY
maximum_voltage_rating_in_volts250.0 AC AND 250.0 DC
continuous_current_rating_in_amps400.000
circuit_over-current_interruption_typeNORMAL INSTANTANEOUS
NSN5920-00-190-7293
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSE,CARTRIDGE TITLE COMPONENT PN F21A250V400A MFR FUSE,CARTRIDGE
KEY FEATURES
SURFACE TREATMENT: NICKEL TERMINAL
CIRCUIT OVER-CURRENT INTERRUPTION TYPE: NORMAL INSTANTANEOUS
FEATURES PROVIDED: NONRENEWABLE FUSIBLE ELEMENT
MAXIMUM VOLTAGE RATING IN VOLTS: 250.0 AC AND 250.0 DC
CONTINUOUS CURRENT RATING IN AMPS: 400.000
MATERIAL: COPPER TERMINAL
TERMINAL THICKNESS: 0.812 INCHES NOMINAL IN
TERMINAL LENGTH: 1.875 INCHES MINIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTNICKEL TERMINAL
CIRCUIT OVER-CURRENT INTERRUPTION TYPENORMAL INSTANTANEOUS
FEATURES PROVIDEDNONRENEWABLE FUSIBLE ELEMENT
MAXIMUM VOLTAGE RATING IN VOLTS250.0 AC AND 250.0 DC
CONTINUOUS CURRENT RATING IN AMPS400.000
MATERIALCOPPER TERMINAL
TERMINAL THICKNESS0.812 INCHES NOMINAL IN
TERMINAL LENGTH1.875 INCHES MINIMUM IN
OVERALL LENGTH8.500 INCHES NOMINAL IN
INTERRUPTION INDICATOR METHODOPAQUE BODY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
WF791Interchangeable
interchangeable cross-reference
interchangeable
F21A250V300AInterchangeable
interchangeable cross-reference
interchangeable
W-F-1814/60CInterchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-15160/21Interchangeable
interchangeable cross-reference
interchangeable
MIL-F-15160/21Interchangeable
interchangeable cross-reference
interchangeable
F21A250V250AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is F21A250V400A?
F21A250V400A is a FUSE,CARTRIDGE. It is classified as a MRO (MRO_GENERAL).
What parts can replace F21A250V400A?
There are 23 known substitutes for F21A250V400A: WF791, F21A250V300A, W-F-1814/60C and 20 more. Substitute compatibility should be verified for your specific system.
Is F21A250V400A still available?
F21A250V400A is currently cancelled.
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