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FWA250B — FUSE,CARTRIDGE

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

FWA250B: FUSE,CARTRIDGE.

The FUSE,CARTRIDGE is a the manufacturer industrial component. Key specifications include body_style: HOLE TYPE, body_length: 1.156 INCHES NOMINAL IN, overall_length: 2.656 INCHES NOMINAL IN, overall_diameter: 1.000 INCHES NOMINAL IN, features_provided: NONRENEWABLE FUSIBLE ELEMENT, terminal_thickness: 0.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5920-01-580-4557, 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→ FWA250B
NSN: 5920-01-580-4557
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 71400 — COOPER BUSSMANN, LLC DBA COOPER INDUSTRIES (USA)
SPECIFICATIONS
body_styleHOLE TYPE
body_length1.156 INCHES NOMINAL IN
overall_length2.656 INCHES NOMINAL IN
overall_diameter1.000 INCHES NOMINAL IN
features_providedNONRENEWABLE FUSIBLE ELEMENT
terminal_thickness0.125 INCHES NOMINAL IN
mounting_slot_width0.312 INCHES NOMINAL IN
end_item_identificationWSD: NUCLEAR POWER PLANTS
interruption_indicator_methodOPAQUE BODY
maximum_voltage_rating_in_volts150.0 DC
continuous_current_rating_in_amps250.000
circuit_over-current_interruption_typeNORMAL INSTANTANEOUS
NSN5920-01-580-4557
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSE,CARTRIDGE TITLE COMPONENT PN FWA250B MFR FUSE,CARTRIDGE
KEY FEATURES
•
CONTINUOUS CURRENT RATING IN AMPS: 250.000
•
BODY STYLE: HOLE TYPE
•
OVERALL DIAMETER: 1.000 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 2.062 INCHES NOMINAL IN
•
TERMINAL THICKNESS: 0.125 INCHES NOMINAL IN
•
INTERRUPTION INDICATOR METHOD: OPAQUE BODY
•
FEATURES PROVIDED: NONRENEWABLE FUSIBLE ELEMENT
TECHNICAL CHARACTERISTICS
CONTINUOUS CURRENT RATING IN AMPS250.000
BODY STYLEHOLE TYPE
OVERALL DIAMETER1.000 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH2.062 INCHES NOMINAL IN
TERMINAL THICKNESS0.125 INCHES NOMINAL IN
OVERALL LENGTH2.656 INCHES NOMINAL IN
INTERRUPTION INDICATOR METHODOPAQUE BODY
FEATURES PROVIDEDNONRENEWABLE FUSIBLE ELEMENT
BODY LENGTH1.156 INCHES NOMINAL IN
MAXIMUM VOLTAGE RATING IN VOLTS150.0 DC
OTHER ITEMS IN FSC 5920 — Fuses, Arrestors, Absorbers, and Protectors
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5920-00-001-3111 5920-00-001-3260 5920-00-001-3261 5920-00-001-3262 5920-00-001-3263 5920-00-001-3264 5920-00-001-3296 5920-00-001-3840
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is FWA250B?
FWA250B is a FUSE,CARTRIDGE. It is classified as a MRO (MRO_GENERAL).
What is the NSN for FWA250B?
FWA250B is cataloged in the U.S. Government catalog under NSN 5920-01-580-4557. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.