PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3783Fuseholder,block

Cooper Bussmann, Llc Dba Cooper Industries · NSN 5920-00-284-7142 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-284-7142 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-284-7142. Primary manufacturer part number: 3783.
Features
  • Fuseholder,block — FSC 5920
  • Material: COPPER ALLOY 511 CONTACT
  • Spare Fuse Accommodation Quantity: 1
  • Fuse Accommodation Quantity: 2
  • Voltage in Volts: 250.0
  • Current Carrying Rating in Amps: 0.5
  • Accommodated Fuse Length: 1.000 INCHES NOMINAL IN
  • Accommodated Ferrule Diameter: 0.250 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy 511 Contact construction
General Description

The Fuseholder,block, cataloged under National Stock Number 5920-00-284-7142, 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 12 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5920-00-284-7142
Primary Part Number3783
Item NameFuseholder,block
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerCooper Bussmann, Llc Dba Cooper Industries
StatusCANCELLED
MaterialCOPPER ALLOY 511 CONTACT
Spare Fuse Accommodation Quantity1
Fuse Accommodation Quantity2
Voltage in Volts250.0
Current Carrying Rating in Amps0.5
Accommodated Fuse Length1.000 INCHES NOMINAL IN
Accommodated Ferrule Diameter0.250 INCHES NOMINAL IN
Internal Circuit Configuration and Pole Quantity1 POLE, MAINLINE, FUSED
Fuse Terminal Type AccommodatedFERRULE
Surface TreatmentSILVER CONTACT
Terminal Type and Quantity2 TAB, SOLDER LUG
MaterialPLASTIC BODY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
2520-00-087-95393783 INTERCHANGEABLE
Bracket,wire Contro
Parker Hannifin Corporation Div Chelsea Products Division
3110-00-227-37143783 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Federal-Mogul Corp Government Sales Dept
5325-00-374-3490 INTERCHANGEABLE
Ring,retaining
5950-00-648-1617 INTERCHANGEABLE
Coil,electrical
5935-00-775-3018270B-BOX WITH S1952 INTERCHANGEABLE
Connector,receptacle,electrical
Cooper Wiring Devices Inc.
5950-00-906-78183783 INTERCHANGEABLE
Reactor
Magnetek Inc Lighting Products Group
5360-00-975-9708 INTERCHANGEABLE
Spring,helical,torsion
6840-01-299-8908 INTERCHANGEABLE
Disinfectant-Detergent,utility
6515-01-552-567210708503 INTERCHANGEABLE
Catheter,intravenous
Angiodynamics Inc
Cross-Reference Index
Part NumberManufacturer
55877-1 General Dynamics Mission Systems, Inc. (USA)
3783 PRIMARY Cooper Bussmann, Llc Dba Cooper Industries (USA)
Related Parts
2520-00-087-9539INTERCHANGEABLE
BRACKET,WIRE CONTRO
3783
3110-00-227-3714INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
3783
5325-00-374-3490INTERCHANGEABLE
RING,RETAINING
5950-00-648-1617INTERCHANGEABLE
COIL,ELECTRICAL
5935-00-775-3018INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
270B-BOX WITH S1952
5950-00-906-7818INTERCHANGEABLE
REACTOR
3783
5360-00-975-9708INTERCHANGEABLE
SPRING,HELICAL,TORSION
6840-01-299-8908INTERCHANGEABLE
DISINFECTANT-DETERGENT,UTILITY
6515-01-552-5672INTERCHANGEABLE
CATHETER,INTRAVENOUS
10708503

Frequently Asked Questions

What is NSN 5920-00-284-7142?

NSN 5920-00-284-7142 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 5920-00-284-7142?

NSN 5920-00-284-7142 has 2 cross-referenced part numbers: 55877-1 (General Dynamics Mission Systems, Inc.), 3783 (Cooper Bussmann, Llc Dba Cooper Industries).

What NSN replaces 5920-00-284-7142?

There are 9 known substitutes for 5920-00-284-7142: 2520-00-087-9539, 3110-00-227-3714, 5325-00-374-3490 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3783?

Key specifications for 3783: Material: COPPER ALLOY 511 CONTACT; Spare Fuse Accommodation Quantity: 1; Fuse Accommodation Quantity: 2; Voltage in Volts: 250.0. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-00-284-7142 still in active supply?

NSN 5920-00-284-7142 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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