PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

03440006XFuseholder,extractor Post

Littelfuse, Inc. · NSN 5920-00-458-9612 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-458-9612 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-458-9612. Primary manufacturer part number: 03440006X.
Features
  • Fuseholder,extractor Post — FSC 5920
  • Current Carrying Rating in Amps: 20.0
  • Resistor Rating: 22.0 OHMS
  • Fuse Accommodation Quantity: 1
  • Bushing Thread Length: 0.440 INCHES NOMINAL IN
  • Indicating Lamp Voltage Range in Volts: +5.0 TO 7.0
  • Accommodated Fuse Length: 1.250 INCHES NOMINAL IN
  • Interruption Indicator Method: INCANDESCENT LAMP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuseholder,extractor Post, cataloged under National Stock Number 5920-00-458-9612, 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 10 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5920-00-458-9612
Primary Part Number03440006X
Item NameFuseholder,extractor Post
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusCANCELLED
Current Carrying Rating in Amps20.0
Resistor Rating22.0 OHMS
Fuse Accommodation Quantity1
Bushing Thread Length0.440 INCHES NOMINAL IN
Indicating Lamp Voltage Range in Volts+5.0 TO 7.0
Accommodated Fuse Length1.250 INCHES NOMINAL IN
Interruption Indicator MethodINCANDESCENT LAMP
Precious Material and LocationCURRENT CARRYING MATING SURFACES SILVER
Length From Front Protrusion to Mounting Surface0.840 INCHES NOMINAL IN
Flatted Side Bushing Hole Length0.572 INCHES NOMINAL IN
Accommodated Ferrule Diameter0.250 INCHES NOMINAL IN
Fuse Terminal Type AccommodatedFERRULE
Precious MaterialSILVER
Bushing Hole Diameter0.630 INCHES NOMINAL IN
Voltage in Volts7.0
Surface TreatmentSILVER CONTACT
Surface Treatment Document and ClassificationQQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE CONTACT
Terminal Type and Quantity2 TAB, SOLDER LUG
Test Data Document81349-MIL-F-19207 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). AND 81349-MIL-F-19207/9 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Mounting Hole Quantity1
Mounting Hole StyleBUSHING MOUNTING
Body StyleBUSHING MOUNTED TYPE
Bushing Diameter0.625 INCHES NOMINAL IN
Environmental ProtectionDRIPPROOF
Overall Diameter0.940 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5920-00-013-9863 INTERCHANGEABLE
Fuseholder,extractor Post
5920-00-043-1425 INTERCHANGEABLE
Fuseholder,extractor Post
5920-00-198-4303 INTERCHANGEABLE
Fuseholder,extractor Post
5920-00-422-0549 INTERCHANGEABLE
Fuseholder,extractor Post
5920-00-491-6687 INTERCHANGEABLE
Fuseholder,extractor Post
5920-00-493-8307 INTERCHANGEABLE
Fuseholder,extractor Post
5920-00-655-1154 INTERCHANGEABLE
Fuseholder,extractor Post
5920-00-734-5027 INTERCHANGEABLE
Fuseholder,extractor Post
5920-00-798-8861 INTERCHANGEABLE
Fuseholder,extractor Post
5920-00-843-3848344006PA INTERCHANGEABLE
Fuseholder,extractor Post
Littelfuse, Inc.
Cross-Reference Index
Part NumberManufacturer
MILF19207-9 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
03440006X PRIMARY Littelfuse, Inc. (USA)
FHL18G2-08 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1656475-2 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
2570845-2 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
M19207/9, FHL18G2-8 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
FHL18G2-8 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-19207/9 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
5920PL0883320 Jednolity Indeks Materialowy - Uniform Material Index (POL)
349005A Littelfuse, Inc. (USA)
Related Parts
5920-00-013-9863INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-00-043-1425INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-00-198-4303INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-00-422-0549INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-00-491-6687INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-00-493-8307INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-00-655-1154INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-00-734-5027INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-00-798-8861INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-00-843-3848INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
344006PA
5920-00-926-7517INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
5920-00-926-7560INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST

Frequently Asked Questions

What is NSN 5920-00-458-9612?

NSN 5920-00-458-9612 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 5920-00-458-9612?

NSN 5920-00-458-9612 has 10 cross-referenced part numbers: MILF19207-9 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 03440006X (Littelfuse, Inc.), FHL18G2-08 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 1656475-2 (Lockheed Martin Corporation Div Rms - Mitchel Field), 2570845-2 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 5 more.

What NSN replaces 5920-00-458-9612?

There are 12 known substitutes for 5920-00-458-9612: 5920-00-013-9863, 5920-00-043-1425, 5920-00-198-4303 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 03440006X?

Key specifications for 03440006X: Current Carrying Rating in Amps: 20.0; Resistor Rating: 22.0 OHMS; Fuse Accommodation Quantity: 1; Bushing Thread Length: 0.440 INCHES NOMINAL IN. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-00-458-9612 still in active supply?

NSN 5920-00-458-9612 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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