PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F02B125V1-2ASFuse,cartridge

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5920-00-064-3091 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-064-3091 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-064-3091. Primary manufacturer part number: F02B125V1-2AS.
Features
  • Fuse,cartridge — FSC 5920
  • Nondefinitive Spec/std Data: F02B125V1/2AS TYPE
  • Circuit Over-Current Interruption Type: TIME DELAY
  • Maximum Voltage Rating in Volts: 125.0 AC AND 125.0 DC
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Overall Diameter: 0.250 INCHES NOMINAL IN
  • Continuous Current Rating in Amps: 0.500
  • Terminal Diameter: 0.250 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-064-3091, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 9 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-00-064-3091
Primary Part NumberF02B125V1-2AS
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Nondefinitive Spec/std DataF02B125V1/2AS TYPE
Circuit Over-Current Interruption TypeTIME DELAY
Maximum Voltage Rating in Volts125.0 AC AND 125.0 DC
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Overall Diameter0.250 INCHES NOMINAL IN
Continuous Current Rating in Amps0.500
Terminal Diameter0.250 INCHES NOMINAL IN
Circuit Over-Current Interruption Delay Time in Seconds12.0 200 PCT OF CURRENT RATING
Surface TreatmentSILVER TERMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5920-00-280-9320 INTERCHANGEABLE
Fuse,cartridge
Cross-Reference Index
Part NumberManufacturer
F02B125V1-2AS Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5920-00-280-9320INTERCHANGEABLE
FUSE,CARTRIDGE

Frequently Asked Questions

What is NSN 5920-00-064-3091?

NSN 5920-00-064-3091 is a Fuse,cartridge, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-00-064-3091?

NSN 5920-00-064-3091 has 1 cross-referenced part number: F02B125V1-2AS (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5920-00-064-3091?

There is 1 known substitute for 5920-00-064-3091: 5920-00-280-9320. Verify interchangeability with system specifications before substitution.

What are the specifications of F02B125V1-2AS?

Key specifications for F02B125V1-2AS: Nondefinitive Spec/std Data: F02B125V1/2AS TYPE; Circuit Over-Current Interruption Type: TIME DELAY; Overall Length: 1.250 INCHES NOMINAL IN; Maximum Voltage Rating in Volts: 125.0 AC AND 125.0 DC. 10 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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