PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

456001Fuseholder,block

Littelfuse, Inc. · NSN 5920-00-280-4161 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-280-4161 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-280-4161. Primary manufacturer part number: 456001.
Features
  • Fuseholder,block — FSC 5920
  • Current Carrying Rating in Amps: 15.0
  • Fuse Terminal Type Accommodated: FERRULE
  • Accommodated Fuse Length: 1.250 INCHES NOMINAL IN
  • Accommodated Ferrule Diameter: 0.281 INCHES NOMINAL IN
  • Fuse Accommodation Quantity: 1
  • Mounting Hole Diameter: 0.188 INCHES NOMINAL IN
  • Base Thickness: 0.219 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy Contact construction
General Description

The Fuseholder,block, cataloged under National Stock Number 5920-00-280-4161, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5920-00-280-4161
Primary Part Number456001
Item NameFuseholder,block
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusCANCELLED
Current Carrying Rating in Amps15.0
Fuse Terminal Type AccommodatedFERRULE
Accommodated Fuse Length1.250 INCHES NOMINAL IN
Accommodated Ferrule Diameter0.281 INCHES NOMINAL IN
Fuse Accommodation Quantity1
Mounting Hole Diameter0.188 INCHES NOMINAL IN
Base Thickness0.219 INCHES NOMINAL IN
Mounting Hole Quantity1
Body StyleCLIP CONNECTED TYPE
Mounting Hole StyleONE HOLE MOUNTING
Surface TreatmentSILVER CONTACT
Precious Material and LocationCONTACT SURFACES SILVER
Voltage in Volts250.0
Internal Circuit Configuration and Pole Quantity1 POLE, MAINLINE, FUSED
Terminal Type and Quantity2 SCREW
MaterialCOPPER ALLOY CONTACT
Surface TreatmentNICKEL TERMINAL
MaterialCOPPER ALLOY TERMINAL
MaterialPLASTIC BODY
Precious MaterialSILVER
Coating MethodPLATED TERMINAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
4730-00-050-4208SAE-AS15003-1P INTERCHANGEABLE
Fitting,lubrication
Sae International Dba Sae International
5310-00-359-11641827B184 INTERCHANGEABLE
Nut,plain,hexagon
Meritor Heavy Vehicle Systems, Llc
6110-00-494-9135 INTERCHANGEABLE
Regulator,voltage
6680-00-761-9391384341-001 INTERCHANGEABLE
Sensing Element Assembly
Simmonds Precision Products Inc
4330-00-789-787838341 INTERCHANGEABLE
Bowl Assembly
Alfa Laval Inc Div Chesapeake - Service Operations
1615-00-932-148438237 INTERCHANGEABLE
Adapter Assy
Parker Hannifin Corp Dba Pneutronics
5950-01-061-1529SM-B-875042 INTERCHANGEABLE
Transformer,power
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5340-01-507-5709 INTERCHANGEABLE
Slide,drawer,extension
Cross-Reference Index
Part NumberManufacturer
WST-FTH-97397051 Siemens Energy Global Gmbh & Co. Kg Se Gp I So Cs Ma (DEU)
456001 Hard Chrome Inc (USA)
A72696 Ballantyne of Omaha Inc. (USA)
3834-1 Cooper Bussmann, Llc Dba Cooper Industries (USA)
456001 PRIMARY Littelfuse, Inc. (USA)
72696 Arma Div Ambac Industries Inc
Related Parts
4730-00-050-4208INTERCHANGEABLE
FITTING,LUBRICATION
SAE-AS15003-1P
5310-00-359-1164INTERCHANGEABLE
NUT,PLAIN,HEXAGON
1827B184
6110-00-494-9135INTERCHANGEABLE
REGULATOR,VOLTAGE
6680-00-761-9391INTERCHANGEABLE
SENSING ELEMENT ASSEMBLY
384341-001
4330-00-789-7878INTERCHANGEABLE
BOWL ASSEMBLY
38341
1615-00-932-1484INTERCHANGEABLE
ADAPTER ASSY
38237
5950-01-061-1529INTERCHANGEABLE
TRANSFORMER,POWER
SM-B-875042
5340-01-507-5709INTERCHANGEABLE
SLIDE,DRAWER,EXTENSION

Frequently Asked Questions

What is NSN 5920-00-280-4161?

NSN 5920-00-280-4161 is a Fuseholder,block, manufactured by Littelfuse, Inc., classified under FSC 5920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5920-00-280-4161?

NSN 5920-00-280-4161 has 6 cross-referenced part numbers: WST-FTH-97397051 (Siemens Energy Global Gmbh & Co. Kg Se Gp I So Cs Ma), 456001 (Hard Chrome Inc), A72696 (Ballantyne of Omaha Inc.), 3834-1 (Cooper Bussmann, Llc Dba Cooper Industries), 456001 (Littelfuse, Inc.) and 1 more.

What NSN replaces 5920-00-280-4161?

There are 8 known substitutes for 5920-00-280-4161: 4730-00-050-4208, 5310-00-359-1164, 6110-00-494-9135 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 456001?

Key specifications for 456001: Current Carrying Rating in Amps: 15.0; Fuse Terminal Type Accommodated: FERRULE; Accommodated Fuse Length: 1.250 INCHES NOMINAL IN; Accommodated Ferrule Diameter: 0.281 INCHES NOMINAL IN. 24 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-00-280-4161 still in active supply?

NSN 5920-00-280-4161 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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