PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4287Fuseholder,block

Cooper Bussmann, Llc Dba Cooper Industries · NSN 5920-01-302-5944 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-01-302-5944 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-302-5944. Primary manufacturer part number: 4287.
Features
  • Fuseholder,block — FSC 5920
  • Body Style: CLIP CONNECTED TYPE
  • Fuse Accommodation Quantity: 2
  • Mounting Hole Quantity: 2
  • Fuse Terminal Type Accommodated: FERRULE
  • Voltage in Volts: 250.0
  • Internal Circuit Configuration and Pole Quantity: 2 POLE, MAINLINE, FUSED
  • Coating Method: PLATED CONTACT
Applications
  • Applications requiring Copper Alloy Contact construction
General Description

The Fuseholder,block, cataloged under National Stock Number 5920-01-302-5944, 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 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-01-302-5944
Primary Part Number4287
Item NameFuseholder,block
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerCooper Bussmann, Llc Dba Cooper Industries
StatusACTIVE
Body StyleCLIP CONNECTED TYPE
Fuse Accommodation Quantity2
Mounting Hole Quantity2
Fuse Terminal Type AccommodatedFERRULE
Voltage in Volts250.0
Internal Circuit Configuration and Pole Quantity2 POLE, MAINLINE, FUSED
Coating MethodPLATED CONTACT
Terminal Type and Quantity4 SCREW
Current Carrying Rating in Amps30.0
MaterialCOPPER ALLOY CONTACT
Surface TreatmentNICKEL CONTACT
Center to Center Distance Between Outside Mounting Holes Along Width1.000 INCHES NOMINAL IN
Base Thickness0.250 INCHES NOMINAL IN
Mounting Hole Diameter0.138 INCHES NOMINAL IN
Accommodated Ferrule Diameter0.250 INCHES NOMINAL IN
Mounting Hole StyleIN-LINE ALONG THE WIDTH
Accommodated Fuse Length1.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
6145-00-076-895810106197 INTERCHANGEABLE
Cable,special Purpose,electrical
Us Army Aviation and Missile Command
6625-00-134-2997 INTERCHANGEABLE
Bridge,resistance
5355-00-468-69184287 INTERCHANGEABLE
Pointer,dial
Simmonds Precision Products Inc
5950-00-648-3267666113 INTERCHANGEABLE
Reactor
Lockheed Martin Corporation Div Rms - Mitchel Field
6105-00-801-2609 INTERCHANGEABLE
Motor,alternating Current
5985-01-081-8450TRM-2444-F0-SMA-02 INTERCHANGEABLE
Dummy Load,electrical
Cinch Connectivity Solutions Inc
5305-01-288-5718 INTERCHANGEABLE
Setscrew
5305-01-292-99379-086-100087 INTERCHANGEABLE
Setscrew
Grove U.s. Llc Dba Grove Us Llc
6145-01-347-41144287 INTERCHANGEABLE
Cable,special Purpose,electrical
Champlain Cable Leeds Corporation
6850-01-363-47704287-34 INTERCHANGEABLE
Cleaning Compound,solvent
Nu-Calgon Wholesaler Inc
Cross-Reference Index
Part NumberManufacturer
4287 PRIMARY Cooper Bussmann, Llc Dba Cooper Industries (USA)
Related Parts
6145-00-076-8958INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
10106197
6625-00-134-2997INTERCHANGEABLE
BRIDGE,RESISTANCE
5355-00-468-6918INTERCHANGEABLE
POINTER,DIAL
4287
5950-00-648-3267INTERCHANGEABLE
REACTOR
666113
6105-00-801-2609INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
5985-01-081-8450INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
TRM-2444-F0-SMA-02
5305-01-288-5718INTERCHANGEABLE
SETSCREW
5305-01-292-9937INTERCHANGEABLE
SETSCREW
9-086-100087
6145-01-347-4114INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
4287
6850-01-363-4770INTERCHANGEABLE
CLEANING COMPOUND,SOLVENT
4287-34

Frequently Asked Questions

What is NSN 5920-01-302-5944?

NSN 5920-01-302-5944 is a Fuseholder,block, 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 5920-01-302-5944?

NSN 5920-01-302-5944 has 1 cross-referenced part number: 4287 (Cooper Bussmann, Llc Dba Cooper Industries).

What NSN replaces 5920-01-302-5944?

There are 10 known substitutes for 5920-01-302-5944: 6145-00-076-8958, 6625-00-134-2997, 5355-00-468-6918 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4287?

Key specifications for 4287: Body Style: CLIP CONNECTED TYPE; Overall Width: 2.000 INCHES NOMINAL IN; Fuse Accommodation Quantity: 2; Mounting Hole Quantity: 2. 20 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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