PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3823-2Fuseholder,block

Cooper Bussmann, Llc Dba Cooper Industries · NSN 5920-00-837-6646 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-837-6646 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-837-6646. Primary manufacturer part number: 3823-2.
Features
  • Fuseholder,block — FSC 5920
  • Current Carrying Rating in Amps: 30.0
  • Coating Method: PLATED CONTACT
  • Surface Treatment: COPPER AND TIN AND ZINC CONTACT
  • Internal Circuit Configuration and Pole Quantity: 2 POLE, MAINLINE, FUSED
  • Material: COPPER ALLOY CONTACT
  • Terminal Type and Quantity: 4 TAB, SOLDER LUG
  • Fuse Terminal Type Accommodated: FERRULE
Applications
  • Applications requiring Copper Alloy Contact construction
General Description

The Fuseholder,block, cataloged under National Stock Number 5920-00-837-6646, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5920-00-837-6646
Primary Part Number3823-2
Item NameFuseholder,block
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerCooper Bussmann, Llc Dba Cooper Industries
StatusCANCELLED
Current Carrying Rating in Amps30.0
Coating MethodPLATED CONTACT
Surface TreatmentCOPPER AND TIN AND ZINC CONTACT
Internal Circuit Configuration and Pole Quantity2 POLE, MAINLINE, FUSED
MaterialCOPPER ALLOY CONTACT
Terminal Type and Quantity4 TAB, SOLDER LUG
Fuse Terminal Type AccommodatedFERRULE
Voltage in Volts600.0
Accommodated Ferrule Diameter0.250 INCHES NOMINAL IN
Base Thickness0.266 INCHES NOMINAL IN
Center to Center Distance Between Outside Mounting Holes Along Width0.561 INCHES NOMINAL IN
Accommodated Fuse Length1.250 INCHES NOMINAL IN
Mounting Hole StyleIN-LINE ALONG THE WIDTH
Mounting Hole Quantity2
Fuse Accommodation Quantity2
Body StyleCLIP CONNECTED TYPE
Mounting Hole Diameter0.138 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5310-00-148-475527009 INTERCHANGEABLE
Washer,recessed
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5306-00-151-1720 INTERCHANGEABLE
Bolt,machine
4720-00-278-488719B5-16 INTERCHANGEABLE
Hose,nonmetallic
Gates Corporation
5950-00-785-83292075454 INTERCHANGEABLE
Transformer,audio Frequency
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6130-00-947-287127009 INTERCHANGEABLE
Heat Sink Assembly
Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company
5895-00-989-0481 INTERCHANGEABLE
Cover,electronic Communication E
5310-01-191-044027009 INTERCHANGEABLE
Washer,flat
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5325-01-284-67412700-9 INTERCHANGEABLE
Stud Assembly,turnlock Fastener
Howmet Global Fastening Systems Inc Div Camloc Products
3110-01-309-6671 INTERCHANGEABLE
Bearing,ball,annular
3020-01-375-8144 INTERCHANGEABLE
Gear,spur
Cross-Reference Index
Part NumberManufacturer
5266840 Naval Sea Systems Command (USA)
27009 Airco Republic Electronics, Inc. Div the Aeronautical Instrument & Radio Co (USA)
3823-2 PRIMARY Cooper Bussmann, Llc Dba Cooper Industries (USA)
Related Parts
5310-00-148-4755INTERCHANGEABLE
WASHER,RECESSED
27009
5306-00-151-1720INTERCHANGEABLE
BOLT,MACHINE
4720-00-278-4887INTERCHANGEABLE
HOSE,NONMETALLIC
19B5-16
5950-00-785-8329INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
2075454
6130-00-947-2871INTERCHANGEABLE
HEAT SINK ASSEMBLY
27009
5895-00-989-0481INTERCHANGEABLE
COVER,ELECTRONIC COMMUNICATION E
5310-01-191-0440INTERCHANGEABLE
WASHER,FLAT
27009
5325-01-284-6741INTERCHANGEABLE
STUD ASSEMBLY,TURNLOCK FASTENER
2700-9
3110-01-309-6671INTERCHANGEABLE
BEARING,BALL,ANNULAR
3020-01-375-8144INTERCHANGEABLE
GEAR,SPUR

Frequently Asked Questions

What is NSN 5920-00-837-6646?

NSN 5920-00-837-6646 is a Fuseholder,block, manufactured by Cooper Bussmann, Llc Dba Cooper Industries, classified under FSC 5920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5920-00-837-6646?

NSN 5920-00-837-6646 has 3 cross-referenced part numbers: 5266840 (Naval Sea Systems Command), 27009 (Airco Republic Electronics, Inc. Div the Aeronautical Instrument & Radio Co), 3823-2 (Cooper Bussmann, Llc Dba Cooper Industries).

What NSN replaces 5920-00-837-6646?

There are 10 known substitutes for 5920-00-837-6646: 5310-00-148-4755, 5306-00-151-1720, 4720-00-278-4887 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3823-2?

Key specifications for 3823-2: Overall Width: 1.125 INCHES NOMINAL IN; Current Carrying Rating in Amps: 30.0; Coating Method: PLATED CONTACT; Surface Treatment: COPPER AND TIN AND ZINC CONTACT. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-00-837-6646 still in active supply?

NSN 5920-00-837-6646 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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