PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ABU20Fuse,cartridge

Cooper Bussmann, Llc Dba Cooper Industries · NSN 5920-00-229-1343 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-229-1343 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-229-1343. Primary manufacturer part number: ABU20.
Features
  • Fuse,cartridge — FSC 5920
  • Surface Treatment: NICKEL TERMINAL
  • Material: PLASTIC PHENOLIC CASE
  • Maximum Voltage Rating in Volts: 32.0 AC AND 32.0 DC
  • Continuous Current Rating in Amps: 20.000
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Interruption Indicator Method: OPAQUE BODY
  • Overall Diameter: 0.406 INCHES NOMINAL IN
Applications
  • Applications requiring Plastic Phenolic Case construction
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-229-1343, 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 Cooper Bussmann, Llc Dba Cooper Industries. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-00-229-1343
Primary Part NumberABU20
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerCooper Bussmann, Llc Dba Cooper Industries
StatusACTIVE
Surface TreatmentNICKEL TERMINAL
MaterialPLASTIC PHENOLIC CASE
Maximum Voltage Rating in Volts32.0 AC AND 32.0 DC
Continuous Current Rating in Amps20.000
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Interruption Indicator MethodOPAQUE BODY
Overall Diameter0.406 INCHES NOMINAL IN
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Body StyleTUBE TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6240-00-087-17315AB-T INTERCHANGEABLE
Lamp,glow
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
5310-00-793-74905AB INTERCHANGEABLE
Washer
Alta Robbins, Inc. Dba Alta Robbins Inc
7920-01-334-89555A/B INTERCHANGEABLE
Brush,acid Swabbing
Maugus Mfg Inc National Novelty Brush Co Div
Cross-Reference Index
Part NumberManufacturer
ABU20 PRIMARY Cooper Bussmann, Llc Dba Cooper Industries (USA)
514020 Littelfuse, Inc. (USA)
5AB Littelfuse, Inc. (USA)
5AB20 Cooper Bussmann, Llc Dba Cooper Industries (USA)
Related Parts
6240-00-087-1731INTERCHANGEABLE
LAMP,GLOW
5AB-T
5310-00-793-7490INTERCHANGEABLE
WASHER
5AB
7920-01-334-8955INTERCHANGEABLE
BRUSH,ACID SWABBING
5A/B

Frequently Asked Questions

What is NSN 5920-00-229-1343?

NSN 5920-00-229-1343 is a Fuse,cartridge, manufactured by Cooper Bussmann, Llc Dba Cooper Industries, classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-00-229-1343?

NSN 5920-00-229-1343 has 4 cross-referenced part numbers: ABU20 (Cooper Bussmann, Llc Dba Cooper Industries), 514020 (Littelfuse, Inc.), 5AB (Littelfuse, Inc.), 5AB20 (Cooper Bussmann, Llc Dba Cooper Industries).

What NSN replaces 5920-00-229-1343?

There are 3 known substitutes for 5920-00-229-1343: 6240-00-087-1731, 5310-00-793-7490, 7920-01-334-8955. Verify interchangeability with system specifications before substitution.

What are the specifications of ABU20?

Key specifications for ABU20: Surface Treatment: NICKEL TERMINAL; Material: PLASTIC PHENOLIC CASE; Maximum Voltage Rating in Volts: 32.0 AC AND 32.0 DC; Continuous Current Rating in Amps: 20.000. 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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