PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

251002Fuse,cartridge

Littelfuse, Inc. · NSN 5920-00-811-8879 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-811-8879 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-811-8879. Primary manufacturer part number: 251002.
Features
  • Fuse,cartridge — FSC 5920
  • Body Style: PIGTAIL TYPE
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Maximum Voltage Rating in Volts: 125.0 AC AND 125.0 DC
  • Material: COPPER TERMINAL
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Terminal Length: 1.500 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
  • Material: CERAMIC CASE
Applications
  • Applications requiring Copper Terminal construction
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-811-8879, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 32 commercial cross-references from 25 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5920-00-811-8879
Primary Part Number251002
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusCANCELLED
Body StylePIGTAIL TYPE
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Maximum Voltage Rating in Volts125.0 AC AND 125.0 DC
MaterialCOPPER TERMINAL
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Terminal Length1.500 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
MaterialCERAMIC CASE
Surface TreatmentSOLDER TERMINAL
Continuous Current Rating in Amps2.000
Interruption Indicator MethodOPAQUE BODY
Overall Diameter0.078 INCHES NOMINAL IN
Terminal Diameter0.025 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5340-00-090-475523037 INTERCHANGEABLE
Clamp,loop
Vse Aviation, Inc.
3110-00-151-8615495AX INTERCHANGEABLE
Cone and Rollers,tapered Roller
Rbc Bearings Incorporated Div West Trenton Division
6645-00-535-437622300056 INTERCHANGEABLE
Hammer Assembly,low
Waltham Aircraft Clock Corp
2530-00-734-80107859-18 INTERCHANGEABLE
Cover and Seal,stee
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
5340-00-812-7813 INTERCHANGEABLE
Retainer,helical Compression Spr
4320-01-040-883823037 INTERCHANGEABLE
Impeller,pump,centrifugal
Industrial Technologies and Services Llc
5315-01-060-9157275-002 INTERCHANGEABLE
Pin,straight,headless
Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc
5920-01-167-5029 INTERCHANGEABLE
Fuse,cartridge
5306-01-198-8058400-26280 ITEM 21 INTERCHANGEABLE
Bolt,machine
Moog Inc. Dba Ampac-Isp Corp
5920-01-318-9440251-002 INTERCHANGEABLE
Fuse,special
Littelfuse, Inc.
Cross-Reference Index
Part NumberManufacturer
19275-2A Littelfuse Europe Gmbh (DEU)
23037 Tandem Computers Inc (USA)
19J707468P8 Motorola Ltd (GBR)
91269983 Thales Sa (FRA)
1711240-8 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
4881820026 Thales Deutschland Gmbh Div Customer Services (DEU)
275002 Littelfuse, Inc. (USA)
405523-8 Raytheon Company Div Corp (USA)
264-0931-080 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
22822-9 Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
2802611-1 Honeywell Intl Inc Defense Avionics Systems (USA)
275002 Littelfuse Uk Ltd (GBR)
91269983 Thales Dms France SAS (FRA)
V22922-Z-A174 Nokia Solutions and Networks Gmbh & Co. Kg (DEU)
99105719 Thomson-Csf Division Avionique Generale (avg) Departement Composants Electromecanique "dem" (FRA)
25411-00929 Leonardo Uk Ltd (GBR)
95411-74002 Leonardo Uk Ltd (GBR)
25411-00929 Leonardo Mw Ltd (GBR)
95411-74002 Leonardo Mw Ltd (GBR)
275002 Littelfuse Europe Gmbh (DEU)
Related Parts
5340-00-090-4755INTERCHANGEABLE
CLAMP,LOOP
23037
3110-00-151-8615INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
495AX
6645-00-535-4376INTERCHANGEABLE
HAMMER ASSEMBLY,LOW
22300056
2530-00-734-8010INTERCHANGEABLE
COVER AND SEAL,STEE
7859-18
5340-00-812-7813INTERCHANGEABLE
RETAINER,HELICAL COMPRESSION SPR
4320-01-040-8838INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
23037
5315-01-060-9157INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
275-002
5920-01-167-5029INTERCHANGEABLE
FUSE,CARTRIDGE
5306-01-198-8058INTERCHANGEABLE
BOLT,MACHINE
400-26280 ITEM 21
5920-01-318-9440INTERCHANGEABLE
FUSE,SPECIAL
251-002
2940-01-347-7089INTERCHANGEABLE
FILTER ELEMENT,FLUID
17112408
5330-01-556-4580INTERCHANGEABLE
GASKET AND SEAL SET
23037

Frequently Asked Questions

What is NSN 5920-00-811-8879?

NSN 5920-00-811-8879 is a Fuse,cartridge, manufactured by Littelfuse, Inc., classified under FSC 5920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5920-00-811-8879?

NSN 5920-00-811-8879 has 32 cross-referenced part numbers: 19275-2A (Littelfuse Europe Gmbh), 23037 (Tandem Computers Inc), 19J707468P8 (Motorola Ltd), 91269983 (Thales Sa), 1711240-8 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin) and 27 more.

What NSN replaces 5920-00-811-8879?

There are 12 known substitutes for 5920-00-811-8879: 5340-00-090-4755, 3110-00-151-8615, 6645-00-535-4376 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 251002?

Key specifications for 251002: Body Style: PIGTAIL TYPE; Features Provided: NONRENEWABLE FUSIBLE ELEMENT; Maximum Voltage Rating in Volts: 125.0 AC AND 125.0 DC; Material: COPPER TERMINAL. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-00-811-8879 still in active supply?

NSN 5920-00-811-8879 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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