PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25104-1-1Resistor,adjustable

Ward Leonard Ct Llc · NSN 5905-00-539-0971 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-539-0971 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-539-0971. Primary manufacturer part number: 25104-1-1.
Features
  • Resistor,adjustable — FSC 5905
  • Mounting Hole Size: 0.156 INCHES NOMINAL IN
  • Ambient Temp at Full Rated Power: 40.0 CELSIUS DEGC
  • Inclosure Type: ENCASED
  • Power Dissipation Rating in Watts: 25.000 FREE AIR
  • Reliability Indicator: NOT ESTABLISHED
  • Terminal Length: 0.562 INCHES NOMINAL IN
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 2.625 INCHES NOMINAL IN
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,adjustable, cataloged under National Stock Number 5905-00-539-0971, is classified within Federal Supply Class 5905 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Ward Leonard Ct Llc. 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5905-00-539-0971
Primary Part Number25104-1-1
Item NameResistor,adjustable
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerWard Leonard Ct Llc
StatusCANCELLED
Mounting Hole Size0.156 INCHES NOMINAL IN
Ambient Temp at Full Rated Power40.0 CELSIUS DEGC
Inclosure TypeENCASED
Power Dissipation Rating in Watts25.000 FREE AIR
Reliability IndicatorNOT ESTABLISHED
Terminal Length0.562 INCHES NOMINAL IN
Distance Between Centerlines of Mounting Facilities Parallel to Body Length2.625 INCHES NOMINAL IN
Ambient Temp in Deg Celsius at Zero Percent Rated Power340.0
Terminal TypeTAB, SOLDER LUG
Body Length2.000 INCHES NOMINAL IN
Style DesignatorRADIAL TERMINAL EACH END
Reactance CharacteristicINDUCTIVE
Electrical Resistance2.000 OHMS
Resistance Tolerance in Percent-10.000 TO 10.000
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
2910-00-537-5949205043H INTERCHANGEABLE
Float,carburetor
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5330-01-368-636725987 INTERCHANGEABLE
Gasket
Dover Corp Groen Div
1560-01-719-30682-5987-6 INTERCHANGEABLE
Web,structural Component,aircraf
The Boeing Company Div Defense
Cross-Reference Index
Part NumberManufacturer
25104-1-1 PRIMARY Ward Leonard Ct Llc (USA)
25A2 PRIMARY Ward Leonard Ct Llc (USA)
25987 PRIMARY John Deer Consumer Products Inc (USA)
Related Parts
2910-00-537-5949INTERCHANGEABLE
FLOAT,CARBURETOR
205043H
5330-01-368-6367INTERCHANGEABLE
GASKET
25987
1560-01-719-3068INTERCHANGEABLE
WEB,STRUCTURAL COMPONENT,AIRCRAF
2-5987-6

Frequently Asked Questions

What is NSN 5905-00-539-0971?

NSN 5905-00-539-0971 is a Resistor,adjustable, manufactured by Ward Leonard Ct Llc, classified under FSC 5905 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5905-00-539-0971?

NSN 5905-00-539-0971 has 3 cross-referenced part numbers: 25104-1-1 (Ward Leonard Ct Llc), 25A2 (Ward Leonard Ct Llc), 25987 (John Deer Consumer Products Inc).

What NSN replaces 5905-00-539-0971?

There are 3 known substitutes for 5905-00-539-0971: 2910-00-537-5949, 5330-01-368-6367, 1560-01-719-3068. Verify interchangeability with system specifications before substitution.

What are the specifications of 25104-1-1?

Key specifications for 25104-1-1: Mounting Hole Size: 0.156 INCHES NOMINAL IN; Ambient Temp at Full Rated Power: 40.0 CELSIUS DEGC; Inclosure Type: ENCASED; Power Dissipation Rating in Watts: 25.000 FREE AIR. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5905-00-539-0971 still in active supply?

NSN 5905-00-539-0971 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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