PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3743Fuseholder,block

Cooper Bussmann, Llc Dba Cooper Industries · NSN 5920-00-865-9622 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-865-9622 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-865-9622. Primary manufacturer part number: 3743.
Features
  • Fuseholder,block — FSC 5920
  • Material: PLASTIC BODY
  • Terminal Type and Quantity: 2 SCREW
  • Material: COPPER ALLOY TERMINAL
  • Material: COPPER ALLOY 511 CONTACT
  • Internal Circuit Configuration and Pole Quantity: 1 POLE, MAINLINE, FUSED
  • Accommodated Ferrule Diameter: 0.406 INCHES NOMINAL IN
  • Fuse Terminal Type Accommodated: FERRULE
Applications
  • Applications requiring Plastic Body construction
General Description

The Fuseholder,block, cataloged under National Stock Number 5920-00-865-9622, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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: Active.

Technical Specifications
ParameterValue
NSN5920-00-865-9622
Primary Part Number3743
Item NameFuseholder,block
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerCooper Bussmann, Llc Dba Cooper Industries
StatusACTIVE
MaterialPLASTIC BODY
Terminal Type and Quantity2 SCREW
MaterialCOPPER ALLOY TERMINAL
MaterialCOPPER ALLOY 511 CONTACT
Internal Circuit Configuration and Pole Quantity1 POLE, MAINLINE, FUSED
Accommodated Ferrule Diameter0.406 INCHES NOMINAL IN
Fuse Terminal Type AccommodatedFERRULE
Voltage in Volts250.0
Current Carrying Rating in Amps30.0
Fuse Accommodation Quantity1
Screw Thread Quantity Per Inch32.0
Accommodated Fuse Length1.500 INCHES NOMINAL IN
Base Thickness0.375 INCHES NOMINAL IN
Body StyleSIDE BARRIER TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6250-00-174-896237343R INTERCHANGEABLE
Lampholder
Bryant Electric
5330-00-360-7704 INTERCHANGEABLE
Seal,plain Encased
6240-00-412-230730S11DC INTERCHANGEABLE
Lamp,incandescent
Gte Products Corp Sylvania Miniature Lighting Div
1630-00-640-8534H3-743 INTERCHANGEABLE
Wheel,landing Gear
Goodrich Corporation
4820-00-968-55453743 INTERCHANGEABLE
Disk,valve
Husco International Inc
5935-00-971-84343743 INTERCHANGEABLE
Connector,receptacle,electrical
Abb Installation Products Inc
5950-01-275-81083743 INTERCHANGEABLE
Reactor
American Precision Industries Inc.
6150-01-349-3831 INTERCHANGEABLE
Cable Assembly,special Purpose,e
6515-01-504-72793743 INTERCHANGEABLE
Faceplate,ostomy Bag
Hollister Inc
Cross-Reference Index
Part NumberManufacturer
3743-30A Cooper Bussmann, Llc Dba Cooper Industries (USA)
3743 PRIMARY Cooper Bussmann, Llc Dba Cooper Industries (USA)
3743 Rittal Gmbh & Co. Kg (DEU)
Related Parts
6250-00-174-8962INTERCHANGEABLE
LAMPHOLDER
37343R
5330-00-360-7704INTERCHANGEABLE
SEAL,PLAIN ENCASED
6240-00-412-2307INTERCHANGEABLE
LAMP,INCANDESCENT
30S11DC
1630-00-640-8534INTERCHANGEABLE
WHEEL,LANDING GEAR
H3-743
4820-00-968-5545INTERCHANGEABLE
DISK,VALVE
3743
5935-00-971-8434INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
3743
5950-01-275-8108INTERCHANGEABLE
REACTOR
3743
6150-01-349-3831INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
6515-01-504-7279INTERCHANGEABLE
FACEPLATE,OSTOMY BAG
3743

Frequently Asked Questions

What is NSN 5920-00-865-9622?

NSN 5920-00-865-9622 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 5920-00-865-9622?

NSN 5920-00-865-9622 has 3 cross-referenced part numbers: 3743-30A (Cooper Bussmann, Llc Dba Cooper Industries), 3743 (Cooper Bussmann, Llc Dba Cooper Industries), 3743 (Rittal Gmbh & Co. Kg).

What NSN replaces 5920-00-865-9622?

There are 9 known substitutes for 5920-00-865-9622: 6250-00-174-8962, 5330-00-360-7704, 6240-00-412-2307 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3743?

Key specifications for 3743: Material: PLASTIC BODY; Terminal Type and Quantity: 2 SCREW; Material: COPPER ALLOY TERMINAL; Material: COPPER ALLOY 511 CONTACT. 17 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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