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Technical Data Sheet
F21A250V350A ✓ 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 part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-721-0721, 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 F21A250V350A
NSN: 5920-00-721-0721
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
surface_treatmentNICKEL 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
maximum_voltage_rating_in_volts250.0 AC AND 250.0 DC
continuous_current_rating_in_amps350.000
NSN5920-00-721-0721
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSE,CARTRIDGE TITLE COMPONENT PN F21A250V350A MFR FUSE,CARTRIDGE
KEY FEATURES
FEATURES PROVIDED: NONRENEWABLE FUSIBLE ELEMENT
CONTINUOUS CURRENT RATING IN AMPS: 350.000
MAXIMUM VOLTAGE RATING IN VOLTS: 250.0 AC AND 250.0 DC
INTERRUPTION INDICATOR METHOD: OPAQUE BODY
TERMINAL LENGTH: 1.875 INCHES MINIMUM IN
CIRCUIT OVER-CURRENT INTERRUPTION TYPE: NORMAL INSTANTANEOUS
TERMINAL THICKNESS: 0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH8.531 INCHES MINIMUM AND 8.719 INCHES MAXIMUM IN
FEATURES PROVIDEDNONRENEWABLE FUSIBLE ELEMENT
CONTINUOUS CURRENT RATING IN AMPS350.000
MAXIMUM VOLTAGE RATING IN VOLTS250.0 AC AND 250.0 DC
INTERRUPTION INDICATOR METHODOPAQUE BODY
TERMINAL LENGTH1.875 INCHES MINIMUM IN
CIRCUIT OVER-CURRENT INTERRUPTION TYPENORMAL INSTANTANEOUS
TERMINAL THICKNESS0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
OVERALL DIAMETER2.406 INCHES MAXIMUM IN
MATERIALFIBER CASE
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
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is F21A250V350A?
F21A250V350A is a FUSE,CARTRIDGE. It is classified as a MRO (MRO_GENERAL).
What parts can replace F21A250V350A?
There are 21 known substitutes for F21A250V350A: TR400R, E0N400, FRNR400 and 18 more. Substitute compatibility should be verified for your specific system.
Is F21A250V350A still available?
F21A250V350A is currently cancelled.
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