PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

275005Fuse,cartridge

Littelfuse, Inc. · NSN 5920-00-401-7951 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-401-7951 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-401-7951. Primary manufacturer part number: 275005.
Features
  • Fuse,cartridge — FSC 5920
  • Surface Treatment: SOLDER TERMINAL
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Terminal Diameter: 0.025 INCHES NOMINAL IN
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Terminal Length: 1.562 INCHES NOMINAL IN
  • Overall Diameter: 0.078 INCHES NOMINAL IN
  • Maximum Voltage Rating in Volts: 125.0 AC AND 125.0 DC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-401-7951, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 23 commercial cross-references from 20 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-00-401-7951
Primary Part Number275005
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusACTIVE
Surface TreatmentSOLDER TERMINAL
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Terminal Diameter0.025 INCHES NOMINAL IN
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Terminal Length1.562 INCHES NOMINAL IN
Overall Diameter0.078 INCHES NOMINAL IN
Maximum Voltage Rating in Volts125.0 AC AND 125.0 DC
Interruption Indicator MethodCERAMIC SHELL BREAKS
Continuous Current Rating in Amps5.000
Body StylePIGTAIL TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5220-00-020-78372550533 INTERCHANGEABLE
Gage,profile
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
3120-00-063-1892575074 INTERCHANGEABLE
Bushing,sleeve
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5905-00-137-8569 INTERCHANGEABLE
Resistor,fixed,film
1730-00-141-2083 INTERCHANGEABLE
Trailer,lift,ground Handling
6625-00-437-9166 INTERCHANGEABLE
Analyzer,spectrum
5920-00-764-18520251005.MXL INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
5920-01-057-74941205747 INTERCHANGEABLE
Fuse,special
Compaq Federal Llc
6550-01-377-8907201-302/500 INTERCHANGEABLE
Test Kit,syphilis Detection
Scimedx Corporation Dba Scimedx
6635-01-723-7616MF-5 INTERCHANGEABLE
Tester,spring Resiliency
Nidec-Shimpo America Corporation Div Nidec-Shimpo
Cross-Reference Index
Part NumberManufacturer
2550533 Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S (DEU)
518/4/90467/013 Leonardo Uk Ltd (GBR)
A1229704 Thales Avs France SAS (FRA)
405523-11 Raytheon Company Div Corp (USA)
0749150002 Zf Friedrichshafen Ag (DEU)
01277962 Thales Dms France SAS (FRA)
40-615-704-12 Ge Aviation Systems Ltd (GBR)
MF5 Bel Fuse Inc (USA)
19275-5A Wickmann Werke Gmbh (DEU)
275005 Weidmuller Interface Gmbh & Co. Kg (DEU)
264-0931-110 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
275005 PRIMARY Littelfuse, Inc. (USA)
SP5-5A San-O Industrial Corp (USA)
2646618040 Thales Avs France SAS (FRA)
575074 Sick Ag (DEU)
91277962 Thales Sa (FRA)
91277962 Thales Dms France SAS (FRA)
159-0152-00 Tektronix, Inc. (USA)
275005 Wickmann Werke Gmbh (DEU)
A5 Cooper Bussmann, Llc Dba Cooper Industries (USA)
Related Parts
5220-00-020-7837INTERCHANGEABLE
GAGE,PROFILE
2550533
3120-00-063-1892INTERCHANGEABLE
BUSHING,SLEEVE
575074
5905-00-137-8569INTERCHANGEABLE
RESISTOR,FIXED,FILM
1730-00-141-2083INTERCHANGEABLE
TRAILER,LIFT,GROUND HANDLING
6625-00-437-9166INTERCHANGEABLE
ANALYZER,SPECTRUM
5920-00-764-1852INTERCHANGEABLE
FUSE,CARTRIDGE
0251005.MXL
5920-01-057-7494INTERCHANGEABLE
FUSE,SPECIAL
1205747
6550-01-377-8907INTERCHANGEABLE
TEST KIT,SYPHILIS DETECTION
201-302/500
6635-01-723-7616INTERCHANGEABLE
TESTER,SPRING RESILIENCY
MF-5

Frequently Asked Questions

What is NSN 5920-00-401-7951?

NSN 5920-00-401-7951 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 5920-00-401-7951?

NSN 5920-00-401-7951 has 23 cross-referenced part numbers: 2550533 (Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S), 518/4/90467/013 (Leonardo Uk Ltd), A1229704 (Thales Avs France SAS), 405523-11 (Raytheon Company Div Corp), 0749150002 (Zf Friedrichshafen Ag) and 18 more.

What NSN replaces 5920-00-401-7951?

There are 9 known substitutes for 5920-00-401-7951: 5220-00-020-7837, 3120-00-063-1892, 5905-00-137-8569 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 275005?

Key specifications for 275005: Surface Treatment: SOLDER TERMINAL; Features Provided: NONRENEWABLE FUSIBLE ELEMENT; Terminal Diameter: 0.025 INCHES NOMINAL IN; Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS. 11 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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