PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25956-3-3Resistor,adjustable

Ward Leonard Ct Llc · NSN 5905-00-447-4945 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-447-4945 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-447-4945. Primary manufacturer part number: 25956-3-3.
Features
  • Resistor,adjustable — FSC 5905
  • Electrical Resistance: 1.000 OHMS
  • Nondefinitive Spec/std Data: IW FORM
  • Body Diameter: 0.938 INCHES NOMINAL IN
  • Ambient Temp at Full Rated Power: 50.0 CELSIUS DEGC
  • Style Designator: RADIAL TERMINAL EACH END
  • Terminal Length: 0.562 INCHES NOMINAL IN
  • Inclosure Type: UNINCLOSED
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,adjustable, cataloged under National Stock Number 5905-00-447-4945, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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
NSN5905-00-447-4945
Primary Part Number25956-3-3
Item NameResistor,adjustable
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerWard Leonard Ct Llc
StatusACTIVE
Electrical Resistance1.000 OHMS
Nondefinitive Spec/std DataIW FORM
Body Diameter0.938 INCHES NOMINAL IN
Ambient Temp at Full Rated Power50.0 CELSIUS DEGC
Style DesignatorRADIAL TERMINAL EACH END
Terminal Length0.562 INCHES NOMINAL IN
Inclosure TypeUNINCLOSED
Reactance CharacteristicINDUCTIVE
Body Length6.000 INCHES NOMINAL IN
Terminal TypeTAB, SOLDER LUG
Reliability IndicatorNOT ESTABLISHED
Ambient Temp in Deg Celsius at Zero Percent Rated Power350.0
Power Dissipation Rating in Watts90.000 FREE AIR
Test Data Document81349-MIL-R-15109 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.).
Resistance Tolerance in Percent-10.000 TO 10.000
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-058-6392 INTERCHANGEABLE
Reactor
5930-00-249-7430ES689071-2 INTERCHANGEABLE
Switch,rotary
Lucent Technologies Inc Corporate Headquarters
5325-00-263-592283628S4105-565836PC9 INTERCHANGEABLE
Ring,retaining
Naval Ship Systems Command
5940-00-280-06221419D-7-11 INTERCHANGEABLE
Terminal,stud
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
3120-00-287-6899 INTERCHANGEABLE
Bearing,sleeve
5940-00-429-52111419 INTERCHANGEABLE
Terminal Board
Dyna-Empire Inc
3020-00-429-96491-419 INTERCHANGEABLE
Gear,bevel
Terex Usa, Llc Dba Terex Equipment Services
5930-00-548-4637 INTERCHANGEABLE
Switch,rotary
5360-00-597-0291141-9 INTERCHANGEABLE
Spring,helical,compression
Cummins Power Generation Inc.
5315-00-741-29011419 INTERCHANGEABLE
Pin,straight,headless
Parker Hannifin Corporation Div Chelsea Products Division
Cross-Reference Index
Part NumberManufacturer
MILR15109 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
141-9 C Systems Llc Dba Craig Systems Dba Eastern Technologies (USA)
25956-3-3 PRIMARY Ward Leonard Ct Llc (USA)
MIL-DTL-15109 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
7700300PC42 C Systems Llc Dba Craig Systems Dba Eastern Technologies (USA)
Related Parts
5950-00-058-6392INTERCHANGEABLE
REACTOR
5930-00-249-7430INTERCHANGEABLE
SWITCH,ROTARY
ES689071-2
5325-00-263-5922INTERCHANGEABLE
RING,RETAINING
83628S4105-565836PC9
5940-00-280-0622INTERCHANGEABLE
TERMINAL,STUD
1419D-7-11
3120-00-287-6899INTERCHANGEABLE
BEARING,SLEEVE
5940-00-429-5211INTERCHANGEABLE
TERMINAL BOARD
1419
3020-00-429-9649INTERCHANGEABLE
GEAR,BEVEL
1-419
5930-00-548-4637INTERCHANGEABLE
SWITCH,ROTARY
5360-00-597-0291INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
141-9
5315-00-741-2901INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
1419
5910-00-842-2677INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5940-00-984-4538INTERCHANGEABLE
TERMINAL BOARD

Frequently Asked Questions

What is NSN 5905-00-447-4945?

NSN 5905-00-447-4945 is a Resistor,adjustable, manufactured by Ward Leonard Ct Llc, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-447-4945?

NSN 5905-00-447-4945 has 5 cross-referenced part numbers: MILR15109 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 141-9 (C Systems Llc Dba Craig Systems Dba Eastern Technologies), 25956-3-3 (Ward Leonard Ct Llc), MIL-DTL-15109 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 7700300PC42 (C Systems Llc Dba Craig Systems Dba Eastern Technologies).

What NSN replaces 5905-00-447-4945?

There are 12 known substitutes for 5905-00-447-4945: 5950-00-058-6392, 5930-00-249-7430, 5325-00-263-5922 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25956-3-3?

Key specifications for 25956-3-3: Electrical Resistance: 1.000 OHMS; Nondefinitive Spec/std Data: IW FORM; Body Diameter: 0.938 INCHES NOMINAL IN; Ambient Temp at Full Rated Power: 50.0 CELSIUS DEGC. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com