PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

342048AFuseholder,extractor Post

Littelfuse, Inc. · NSN 5920-00-858-8161 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-858-8161 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-858-8161. Primary manufacturer part number: 342048A.
Features
  • Fuseholder,extractor Post — FSC 5920
  • Material: COPPER ALLOY CONTACT
  • Cap Diameter: 0.685 INCHES NOMINAL IN
  • Mounting Hole Style: BUSHING MOUNTING
  • Bushing Hole Diameter: 0.502 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
  • Terminal Type and Quantity: 2 TAB, SOLDER LUG
  • Mounting Hole Quantity: 1
  • Interruption Indicator Method: TEST HOLE
Applications
  • Applications requiring Copper Alloy Contact construction
General Description

The Fuseholder,extractor Post, cataloged under National Stock Number 5920-00-858-8161, 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 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5920-00-858-8161
Primary Part Number342048A
Item NameFuseholder,extractor Post
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusCANCELLED
MaterialCOPPER ALLOY CONTACT
Cap Diameter0.685 INCHES NOMINAL IN
Mounting Hole StyleBUSHING MOUNTING
Bushing Hole Diameter0.502 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
Terminal Type and Quantity2 TAB, SOLDER LUG
Mounting Hole Quantity1
Interruption Indicator MethodTEST HOLE
Flatted Side Bushing Hole Length0.475 INCHES MINIMUM AND 0.480 INCHES MAXIMUM IN
Current Carrying Rating in Amps20.0
Voltage in Volts250.0
Overall Diameter0.680 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
Accommodated Fuse Length1.250 INCHES NOMINAL IN
MaterialCOPPER ALLOY TERMINAL
Accommodated Ferrule Diameter0.250 INCHES NOMINAL IN
MaterialPLASTIC PHENOL FORMALDEHYDE (PMO) BODY
Length From Front Protrusion to Mounting Surface0.703 INCHES NOMINAL IN
Body StyleBUSHING MOUNTED TYPE
Surface TreatmentNICKEL CONTACT
Bushing Diameter0.500 INCHES NOMINAL IN
Fuse Accommodation Quantity1
Surface TreatmentTIN TERMINAL
Fuse Terminal Type AccommodatedFERRULE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5920-00-031-5181 INTERCHANGEABLE
Fuseholder,extractor Post
5920-00-761-5894SM-C-589162 INTERCHANGEABLE
Fuseholder,extractor Post
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5920-01-116-8359 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
5920-01-362-5183 INTERCHANGEABLE
Fuseholder,extractor Post
5920-01-393-2078 INTERCHANGEABLE
Fuseholder,extractor Post
Cross-Reference Index
Part NumberManufacturer
342048A Littelfuse, Inc. (USA)
AA55504/02-001B Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
100F01001 Sykes Datatronics Inc (USA)
129758 Ling Dynamic Systems Gmbh Messtechnik Division (DEU)
AA55504/2-001B Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
HTB-44I Cooper Bussmann, Llc Dba Cooper Industries (USA)
AA55504 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
129758 Gould Instrument Systems Inc (USA)
A-A-55504/2 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
342048 Littelfuse, Inc. (USA)
Related Parts
5920-00-031-5181INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-00-761-5894INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
SM-C-589162
5920-01-116-8359INTERCHANGEABLE
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
5920-01-362-5183INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-01-393-2078INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-01-412-9162INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST

Frequently Asked Questions

What is NSN 5920-00-858-8161?

NSN 5920-00-858-8161 is a Fuseholder,extractor Post, manufactured by Littelfuse, Inc., classified under FSC 5920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5920-00-858-8161?

NSN 5920-00-858-8161 has 10 cross-referenced part numbers: 342048A (Littelfuse, Inc.), AA55504/02-001B (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 100F01001 (Sykes Datatronics Inc), 129758 (Ling Dynamic Systems Gmbh Messtechnik Division), AA55504/2-001B (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 5 more.

What NSN replaces 5920-00-858-8161?

There are 11 known substitutes for 5920-00-858-8161: 5920-00-031-5181, 5920-00-761-5894, 5920-01-116-8359 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 342048A?

Key specifications for 342048A: Material: COPPER ALLOY CONTACT; Cap Diameter: 0.685 INCHES NOMINAL IN; Mounting Hole Style: BUSHING MOUNTING; Bushing Hole Diameter: 0.502 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-00-858-8161 still in active supply?

NSN 5920-00-858-8161 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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