PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L01121Fuse,cartridge

Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) · NSN 5920-00-204-8102 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-204-8102 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-204-8102. Primary manufacturer part number: L01121.
Features
  • Fuse,cartridge — FSC 5920
  • Surface Treatment: SILVER TERMINAL
  • Interruption Indicator Method: OPAQUE BODY
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Overall Diameter: 0.250 INCHES NOMINAL IN
  • Precious Material and Location: TERMINAL SURFACES SILVER
  • Continuous Current Rating in Amps: 0.500
  • Precious Material: SILVER
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-204-8102, 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 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings). Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-00-204-8102
Primary Part NumberL01121
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerDla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
StatusACTIVE
Surface TreatmentSILVER TERMINAL
Interruption Indicator MethodOPAQUE BODY
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Overall Diameter0.250 INCHES NOMINAL IN
Precious Material and LocationTERMINAL SURFACES SILVER
Continuous Current Rating in Amps0.500
Precious MaterialSILVER
Maximum Voltage Rating in Volts250.0 AC AND 250.0 DC
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Criticality Code JustificationFEAT
Body StyleTUBE TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5920-00-518-1791 INTERCHANGEABLE
Fuse,cartridge
5920-00-820-8446ABC-1/2 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
5920-01-091-1818 INTERCHANGEABLE
Fuse,cartridge
5920-01-584-3613 INTERCHANGEABLE
Fuse,cartridge
Cross-Reference Index
Part NumberManufacturer
L01121 PRIMARY Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
F03A250V1/2AS Cooper Bussmann, Llc Dba Cooper Industries (USA)
Related Parts
5920-00-518-1791INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-820-8446INTERCHANGEABLE
FUSE,CARTRIDGE
ABC-1/2
5920-01-091-1818INTERCHANGEABLE
FUSE,CARTRIDGE
5920-01-584-3613INTERCHANGEABLE
FUSE,CARTRIDGE

Frequently Asked Questions

What is NSN 5920-00-204-8102?

NSN 5920-00-204-8102 is a Fuse,cartridge, manufactured by Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings), classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-00-204-8102?

NSN 5920-00-204-8102 has 2 cross-referenced part numbers: L01121 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), F03A250V1/2AS (Cooper Bussmann, Llc Dba Cooper Industries).

What NSN replaces 5920-00-204-8102?

There are 4 known substitutes for 5920-00-204-8102: 5920-00-518-1791, 5920-00-820-8446, 5920-01-091-1818 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of L01121?

Key specifications for L01121: Surface Treatment: SILVER TERMINAL; Interruption Indicator Method: OPAQUE BODY; Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS; Overall Diameter: 0.250 INCHES NOMINAL IN. 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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