PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

279-250Fuse,cartridge

Littelfuse, Inc. · NSN 5920-00-117-8244 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-117-8244 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-117-8244. Primary manufacturer part number: 279-250.
Features
  • Fuse,cartridge — FSC 5920
  • Surface Treatment: SOLDER TERMINAL
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Center to Center Distance Between Mounting Facilities Parallel to Diameter: 0.100 INCHES NOMINAL IN
  • Interruption Indicator Method: VISIBLE ELEMENT
  • Overall Diameter: 0.250 INCHES NOMINAL IN
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Maximum Voltage Rating in Volts: 125.0 AC AND 125.0 DC
Applications
  • Applications requiring Copper Terminal construction
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-117-8244, is classified within Federal Supply Class 5920 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Littelfuse, Inc.. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-00-117-8244
Primary Part Number279-250
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusACTIVE
Surface TreatmentSOLDER TERMINAL
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Center to Center Distance Between Mounting Facilities Parallel to Diameter0.100 INCHES NOMINAL IN
Interruption Indicator MethodVISIBLE ELEMENT
Overall Diameter0.250 INCHES NOMINAL IN
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Maximum Voltage Rating in Volts125.0 AC AND 125.0 DC
Body Length0.348 INCHES NOMINAL IN
Continuous Current Rating in Amps0.250
Terminal Length1.000 INCHES NOMINAL IN
MaterialCOPPER TERMINAL
Terminal Diameter0.032 INCHES NOMINAL IN
MaterialGLASS CASE
Body StylePLUG-IN TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4520-01-170-7318279502 INTERCHANGEABLE
Heating Element,electrical,nonim
Whirlpool Corp Dba Whirlpool Corp
5305-01-728-8642279250-5 INTERCHANGEABLE
Screw,machine
Elbit Systems of America - Night Vision Llc
Cross-Reference Index
Part NumberManufacturer
279-250 PRIMARY Littelfuse, Inc. (USA)
Related Parts
4520-01-170-7318INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
279502
5305-01-728-8642INTERCHANGEABLE
SCREW,MACHINE
279250-5

Frequently Asked Questions

What is NSN 5920-00-117-8244?

NSN 5920-00-117-8244 is a Fuse,cartridge, manufactured by Littelfuse, Inc., classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-00-117-8244?

NSN 5920-00-117-8244 has 1 cross-referenced part number: 279-250 (Littelfuse, Inc.).

What NSN replaces 5920-00-117-8244?

There are 2 known substitutes for 5920-00-117-8244: 4520-01-170-7318, 5305-01-728-8642. Verify interchangeability with system specifications before substitution.

What are the specifications of 279-250?

Key specifications for 279-250: Surface Treatment: SOLDER TERMINAL; Features Provided: NONRENEWABLE FUSIBLE ELEMENT; Center to Center Distance Between Mounting Facilities Parallel to Diameter: 0.100 INCHES NOMINAL IN; Interruption Indicator Method: VISIBLE ELEMENT. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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