PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F03A250V1-1-2AFuse,cartridge

Littelfuse, Inc. · NSN 5920-00-099-0737 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-099-0737 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-099-0737. Primary manufacturer part number: F03A250V1-1-2A.
Features
  • Fuse,cartridge — FSC 5920
  • Test Data Document: 81349-MIL-F-15160 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.).
  • Material: COPPER OR COPPER ALLOY TERMINAL
  • Continuous Current Rating in Amps: 1.500
  • Interruption Indicator Method: OPAQUE BODY
  • Maximum Voltage Rating in Volts: 250.0 AC AND 250.0 DC
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Overall Diameter: 0.250 INCHES NOMINAL IN
Applications
  • Applications requiring Copper or Copper Alloy Terminal construction
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-099-0737, 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 6 commercial cross-references from 3 manufacturers, 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
NSN5920-00-099-0737
Primary Part NumberF03A250V1-1-2A
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusACTIVE
Test Data Document81349-MIL-F-15160 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.).
MaterialCOPPER OR COPPER ALLOY TERMINAL
Continuous Current Rating in Amps1.500
Interruption Indicator MethodOPAQUE BODY
Maximum Voltage Rating in Volts250.0 AC AND 250.0 DC
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Overall Diameter0.250 INCHES NOMINAL IN
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
MaterialCERAMIC OR PLASTIC CASE
Body StyleTUBE TYPE
Specification/standard Data81349-MIL-F-15160/3 GOVERNMENT SPECIFICATION
Surface TreatmentNICKEL TERMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5920-00-199-9502 INTERCHANGEABLE
Fuse,cartridge
5920-01-313-7600S03A250V15A INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
Cross-Reference Index
Part NumberManufacturer
F03A250V1-1-2A Littelfuse, Inc. (USA)
MIL-PRF-15160/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
F03A-250V-1.5A Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
F03A250V1 1/2A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
F03A25011-5A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
F03A250V1-1/2A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5920-00-199-9502INTERCHANGEABLE
FUSE,CARTRIDGE
5920-01-313-7600INTERCHANGEABLE
FUSE,CARTRIDGE
S03A250V15A

Frequently Asked Questions

What is NSN 5920-00-099-0737?

NSN 5920-00-099-0737 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 5920-00-099-0737?

NSN 5920-00-099-0737 has 6 cross-referenced part numbers: F03A250V1-1-2A (Littelfuse, Inc.), MIL-PRF-15160/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), F03A-250V-1.5A (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), F03A250V1 1/2A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), F03A25011-5A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.

What NSN replaces 5920-00-099-0737?

There are 2 known substitutes for 5920-00-099-0737: 5920-00-199-9502, 5920-01-313-7600. Verify interchangeability with system specifications before substitution.

What are the specifications of F03A250V1-1-2A?

Key specifications for F03A250V1-1-2A: Test Data Document: 81349-MIL-F-15160 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.).; Material: COPPER OR COPPER ALLOY TERMINAL; Continuous Current Rating in Amps: 1.500; Interruption Indicator Method: OPAQUE BODY. 13 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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