PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M3K26Fuse Link,electrical

La Chance Ltd · NSN 5920-00-124-0590 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-124-0590 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-124-0590. Primary manufacturer part number: M3K26.
Features
  • Fuse Link,electrical — FSC 5920
  • Overall Diameter: 0.500 INCHES NOMINAL IN
  • Nondefinitive Spec/std Data: K TYPE AND 2 CLASS
  • Test Data Document: 81349-MIL-F-18915 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Interruption Indicator Method: OPAQUE BODY
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Maximum Voltage Rating in Volts: 15000.0 AC AND 2400.0 DC
  • Terminal Length: 21.000 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuse Link,electrical, cataloged under National Stock Number 5920-00-124-0590, 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 La Chance Ltd. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-00-124-0590
Primary Part NumberM3K26
Item NameFuse Link,electrical
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLa Chance Ltd
StatusACTIVE
Overall Diameter0.500 INCHES NOMINAL IN
Nondefinitive Spec/std DataK TYPE AND 2 CLASS
Test Data Document81349-MIL-F-18915 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Interruption Indicator MethodOPAQUE BODY
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Maximum Voltage Rating in Volts15000.0 AC AND 2400.0 DC
Terminal Length21.000 INCHES NOMINAL IN
Body StylePIGTAIL TYPE
Continuous Current Rating in Amps3.000
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5920-00-068-3009 INTERCHANGEABLE
Fuse Link,electrical
5920-00-106-5424 INTERCHANGEABLE
Fuse Link,electrical
5920-00-124-0600 INTERCHANGEABLE
Fuse Link,electrical
5920-00-223-2405 INTERCHANGEABLE
Fuse Link,electrical
5920-00-247-9815 INTERCHANGEABLE
Fuse Link,electrical
5920-00-438-49659F51CBT100 INTERCHANGEABLE
Fuse Link,electrical
General Electric Company
5920-00-438-4969 INTERCHANGEABLE
Fuse Link,electrical
5920-00-438-4973 INTERCHANGEABLE
Fuse Link,electrical
Cross-Reference Index
Part NumberManufacturer
M3K26 La Chance Ltd (USA)
31003-29 Kearney Div of Kearney National Inc (USA)
MIL-F-18915 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5920-00-068-3009INTERCHANGEABLE
FUSE LINK,ELECTRICAL
5920-00-106-5424INTERCHANGEABLE
FUSE LINK,ELECTRICAL
5920-00-124-0600INTERCHANGEABLE
FUSE LINK,ELECTRICAL
5920-00-223-2405INTERCHANGEABLE
FUSE LINK,ELECTRICAL
5920-00-247-9815INTERCHANGEABLE
FUSE LINK,ELECTRICAL
5920-00-438-4965INTERCHANGEABLE
FUSE LINK,ELECTRICAL
9F51CBT100
5920-00-438-4969INTERCHANGEABLE
FUSE LINK,ELECTRICAL
5920-00-438-4973INTERCHANGEABLE
FUSE LINK,ELECTRICAL

Frequently Asked Questions

What is NSN 5920-00-124-0590?

NSN 5920-00-124-0590 is a Fuse Link,electrical, manufactured by La Chance Ltd, classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-00-124-0590?

NSN 5920-00-124-0590 has 3 cross-referenced part numbers: M3K26 (La Chance Ltd), 31003-29 (Kearney Div of Kearney National Inc), MIL-F-18915 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5920-00-124-0590?

There are 8 known substitutes for 5920-00-124-0590: 5920-00-068-3009, 5920-00-106-5424, 5920-00-124-0600 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M3K26?

Key specifications for M3K26: Overall Diameter: 0.500 INCHES NOMINAL IN; Nondefinitive Spec/std Data: K TYPE AND 2 CLASS; Test Data Document: 81349-MIL-F-18915 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).; Interruption Indicator Method: OPAQUE BODY. 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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