PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

W20Fuse,plug

Cooper Bussmann, Llc Dba Cooper Industries · NSN 5920-00-864-4801 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-864-4801 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-864-4801. Primary manufacturer part number: W20.
Features
  • Fuse,plug — FSC 5920
  • Continuous Current Rating in Amps: 20.000
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Overall Diameter: 1.812 INCHES NOMINAL IN
  • Interruption Indicator Method: VISIBLE ELEMENT
  • Maximum Voltage Rating in Volts: 125.0 DC
  • Body Style: EDISON BASE
  • 1 verified cross-reference
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuse,plug, cataloged under National Stock Number 5920-00-864-4801, 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 6 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-00-864-4801
Primary Part NumberW20
Item NameFuse,plug
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerCooper Bussmann, Llc Dba Cooper Industries
StatusACTIVE
Continuous Current Rating in Amps20.000
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Overall Diameter1.812 INCHES NOMINAL IN
Interruption Indicator MethodVISIBLE ELEMENT
Maximum Voltage Rating in Volts125.0 DC
Body StyleEDISON BASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5315-00-011-7995MS35756-27 INTERCHANGEABLE
Key,woodruff
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-00-186-0979 INTERCHANGEABLE
Washer,key
5310-00-247-419610A8317 INTERCHANGEABLE
Washer,flat
Napco International Llc Dba Napco International Inc
5920-00-296-4885W20 INTERCHANGEABLE
Fuse,plug
Cooper Bussmann, Llc Dba Cooper Industries
6520-00-516-0000W20 INTERCHANGEABLE
Clamp,rubber Dam,dental
Heraeus Kulzer Inc Dental Products Div
5950-00-800-2482610766-14 INTERCHANGEABLE
Transformer,power
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
5999-00-868-2961W20 INTERCHANGEABLE
Heater,thermal Release
Ward Leonard Ct Llc
5955-01-069-95269324247 INTERCHANGEABLE
Crystal Unit,quartz
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament
3405-01-249-6343V-20 INTERCHANGEABLE
Saw,band,metal Cutting
Robot Research Corp Wellsaw Div
4310-01-294-2472W20 INTERCHANGEABLE
Crankshaft,compressor
Emglo Products Corp
Cross-Reference Index
Part NumberManufacturer
W20 PRIMARY Cooper Bussmann, Llc Dba Cooper Industries (USA)
Related Parts
5315-00-011-7995INTERCHANGEABLE
KEY,WOODRUFF
MS35756-27
5310-00-186-0979INTERCHANGEABLE
WASHER,KEY
5310-00-247-4196INTERCHANGEABLE
WASHER,FLAT
10A8317
5920-00-296-4885INTERCHANGEABLE
FUSE,PLUG
W20
6520-00-516-0000INTERCHANGEABLE
CLAMP,RUBBER DAM,DENTAL
W20
5950-00-800-2482INTERCHANGEABLE
TRANSFORMER,POWER
610766-14
5999-00-868-2961INTERCHANGEABLE
HEATER,THERMAL RELEASE
W20
5955-01-069-9526INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
9324247
3405-01-249-6343INTERCHANGEABLE
SAW,BAND,METAL CUTTING
V-20
4310-01-294-2472INTERCHANGEABLE
CRANKSHAFT,COMPRESSOR
W20
5340-01-434-6908INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
W-20

Frequently Asked Questions

What is NSN 5920-00-864-4801?

NSN 5920-00-864-4801 is a Fuse,plug, 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 5920-00-864-4801?

NSN 5920-00-864-4801 has 1 cross-referenced part number: W20 (Cooper Bussmann, Llc Dba Cooper Industries).

What NSN replaces 5920-00-864-4801?

There are 11 known substitutes for 5920-00-864-4801: 5315-00-011-7995, 5310-00-186-0979, 5310-00-247-4196 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of W20?

Key specifications for W20: Continuous Current Rating in Amps: 20.000; Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS; Overall Diameter: 1.812 INCHES NOMINAL IN; Interruption Indicator Method: VISIBLE ELEMENT. 7 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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