PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

345621Fuseholder,extractor Post

Littelfuse, Inc. · NSN 5920-01-362-5183 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-01-362-5183 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-362-5183. Primary manufacturer part number: 345621.
Features
  • Fuseholder,extractor Post — FSC 5920
  • Current Carrying Rating in Amps: 20.0
  • Bushing Hole Diameter: 0.506 INCHES NOMINAL IN
  • Environmental Protection: SHOCK PROOF
  • Mounting Hole Quantity: 1
  • Cap Diameter: 0.650 INCHES NOMINAL IN
  • Fuse Terminal Type Accommodated: FERRULE
  • Voltage in Volts: 250.0
Applications
  • Applications requiring Copper Alloy Terminal construction
General Description

The Fuseholder,extractor Post, cataloged under National Stock Number 5920-01-362-5183, 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 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-01-362-5183
Primary Part Number345621
Item NameFuseholder,extractor Post
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusACTIVE
Current Carrying Rating in Amps20.0
Bushing Hole Diameter0.506 INCHES NOMINAL IN
Environmental ProtectionSHOCK PROOF
Mounting Hole Quantity1
Cap Diameter0.650 INCHES NOMINAL IN
Fuse Terminal Type AccommodatedFERRULE
Voltage in Volts250.0
Surface TreatmentTIN CONTACT
MaterialCOPPER ALLOY TERMINAL
Accommodated Fuse Length0.789 INCHES NOMINAL IN
Length From Front Protrusion to Mounting Surface0.160 INCHES NOMINAL IN
MaterialPLASTIC PHENOLIC BODY
Body StyleBUSHING MOUNTED TYPE
Surface TreatmentTIN TERMINAL
Bushing Diameter0.506 INCHES NOMINAL IN
Mounting Hole Diameter0.506 INCHES NOMINAL IN
MaterialCOPPER ALLOY CONTACT
Fragility FactorMODERATELY RUGGED
Accommodated Ferrule Diameter0.202 INCHES NOMINAL IN
Bushing Thread Length0.500 INCHES NOMINAL IN
Fuse Accommodation Quantity1
Body Diameter0.650 INCHES NOMINAL IN
Terminal Type and Quantity2 TAB, SOLDER LUG
Mounting Hole StyleBUSHING MOUNTING
Flatted Side Bushing Hole Length0.473 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5920-00-031-5181 INTERCHANGEABLE
Fuseholder,extractor Post
5920-00-858-8161 INTERCHANGEABLE
Fuseholder,extractor Post
5920-01-116-8359 INTERCHANGEABLE
Fuseholder,extractor Post
5998-01-176-271734562-2 INTERCHANGEABLE
Circuit Card Assembly
Hamilton Sundstrand Corporation Dba Collins Aerospace
5920-01-233-4244 INTERCHANGEABLE
Fuseholder,extractor Post
5920-01-296-2173 INTERCHANGEABLE
Fuseholder,extractor Post
5920-01-304-8729 INTERCHANGEABLE
Fuseholder,extractor Post
5920-01-334-8566 INTERCHANGEABLE
Fuseholder,extractor Post
5920-01-341-0724 INTERCHANGEABLE
Fuseholder,extractor Post
5920-01-349-0012 INTERCHANGEABLE
Fuseholder,extractor Post
Cross-Reference Index
Part NumberManufacturer
345621 Littelfuse, Inc. (USA)
A-A-55504/5 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
AA55504 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
AA55504/5-002B Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
AA55504/05-002B Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
HTB-34M Cooper Bussmann, Llc Dba Cooper Industries (USA)
Related Parts
5920-00-031-5181INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-00-858-8161INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-01-116-8359INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5998-01-176-2717INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
34562-2
5920-01-233-4244INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-01-296-2173INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-01-304-8729INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-01-334-8566INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-01-341-0724INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-01-349-0012INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-01-393-2078INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-01-412-9162INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST

Frequently Asked Questions

What is NSN 5920-01-362-5183?

NSN 5920-01-362-5183 is a Fuseholder,extractor Post, manufactured by Littelfuse, Inc., classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-01-362-5183?

NSN 5920-01-362-5183 has 6 cross-referenced part numbers: 345621 (Littelfuse, Inc.), A-A-55504/5 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AA55504 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AA55504/5-002B (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AA55504/05-002B (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 1 more.

What NSN replaces 5920-01-362-5183?

There are 12 known substitutes for 5920-01-362-5183: 5920-00-031-5181, 5920-00-858-8161, 5920-01-116-8359 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 345621?

Key specifications for 345621: Current Carrying Rating in Amps: 20.0; Overall Width: 0.945 INCHES NOMINAL IN; Overall Length: 2.750 INCHES NOMINAL IN; Bushing Hole Diameter: 0.506 INCHES NOMINAL IN. 27 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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