PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2420530Resistor,variable,wire Wound,non

Naval Sea Systems Command · NSN 5905-00-581-4900 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-581-4900 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-581-4900. Primary manufacturer part number: 2420530.
Features
  • Resistor,variable,wire Wound,non — FSC 5905
  • Body Style: CYLINDRICAL BUSHING MOUNTED
  • Maximum Stop Torque: 128.00 INCH-OUNCES IN
  • Section Quantity: 1
  • Actuator Type: SINGLE SHAFT
  • Mounting Bushing Length: 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
  • Screw Thread Quantity Per Inch: 32.0
  • Rotary Actuator Travel in Angular Deg: 290.0 MINIMUM
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Circuit regulation and filtering
  • Signal conditioning
General Description

The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-581-4900, 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 Naval Sea Systems Command. Government technical data includes 29 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5905-00-581-4900
Primary Part Number2420530
Item NameResistor,variable,wire Wound,non
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusCANCELLED
Body StyleCYLINDRICAL BUSHING MOUNTED
Maximum Stop Torque128.00 INCH-OUNCES IN
Section Quantity1
Actuator TypeSINGLE SHAFT
Mounting Bushing Length0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
Screw Thread Quantity Per Inch32.0
Rotary Actuator Travel in Angular Deg290.0 MINIMUM
Electrical Resistance Per Section1.0 KILOHMS SINGLE SECTION
Specification/standard Data81349-MIL-R-19/2 GOVERNMENT SPECIFICATION
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 SINGLE SECTION
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power105.0 SINGLE SECTION
Actuator Travel Control FeatureSTOPS
Mounting MethodSTANDARD BUSHING
Test Data Document81349-MIL-R-19 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.).
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Ambient Temp in Deg Celsius Per Section at Full Rated Power40.0 SINGLE SECTION
Terminal Type and Quantity3 TAB, SOLDER LUG
Power Dissipation Rating Per Section in Watts2.0 HEAT SINK SINGLE SECTION
Shaft Diameter0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
Nonturn Device LocationAT 9 OCLOCK
Nonturn Device Radius0.531 INCHES NOMINAL IN
Screw Thread Series DesignatorUNEF
Shaft StyleROUND, SLOTTED
Body Length0.570 INCHES MINIMUM AND 0.670 INCHES MAXIMUM IN
Maximum Starting Torque6.00 INCH-OUNCES IN
Shaft Length0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
Body Diameter1.100 INCHES MINIMUM AND 1.310 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Overall Diameter1.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5365-00-135-33612671 INTERCHANGEABLE
Spacer,sleeve
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5310-00-270-21612671 INTERCHANGEABLE
Washer,flat
Manitowoc Engineering Co Division of the Manitowoc Co Inc
5930-00-504-60688531267 INTERCHANGEABLE
Switch,toggle
Us Army Aviation and Missile Command
2040-00-633-6023 INTERCHANGEABLE
Rudder,boat
5985-00-686-17032671 INTERCHANGEABLE
Coupler,directional
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
5820-00-752-0894SCA46500A INTERCHANGEABLE
Radio Set Control Group
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4820-00-836-72902671 INTERCHANGEABLE
Diaphragm,valve,flat
Lawler Manufacturing Company, Inc.
5975-01-218-31792671 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
5935-01-258-1822ADT-2671-BM-SMF-02 INTERCHANGEABLE
Adapter,connector
Cinch Connectivity Solutions Inc
2940-01-310-68192671 INTERCHANGEABLE
Filter Element,intake Air Cleane
Napa Automotive Parts Co
Cross-Reference Index
Part NumberManufacturer
2420530 Naval Sea Systems Command (USA)
928177 Conrac Systems Inc (USA)
RA20NASA102A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-R-19 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-19/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
43A1000OHMPORM20PCT Clarostat Sensors and Controls (USA)
RA20NASB102A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
4171780-032 Raytheon Company Dba Raytheon (USA)
2671 Conrac Systems Inc (USA)
252-102AK1B4S0201 Cts Corp (USA)
Related Parts
5365-00-135-3361INTERCHANGEABLE
SPACER,SLEEVE
2671
5310-00-270-2161INTERCHANGEABLE
WASHER,FLAT
2671
5930-00-504-6068INTERCHANGEABLE
SWITCH,TOGGLE
8531267
2040-00-633-6023INTERCHANGEABLE
RUDDER,BOAT
5985-00-686-1703INTERCHANGEABLE
COUPLER,DIRECTIONAL
2671
5820-00-752-0894INTERCHANGEABLE
RADIO SET CONTROL GROUP
SCA46500A
4820-00-836-7290INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
2671
5975-01-218-3179INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
2671
5935-01-258-1822INTERCHANGEABLE
ADAPTER,CONNECTOR
ADT-2671-BM-SMF-02
2940-01-310-6819INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
2671
2940-01-315-2522INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42671
5360-01-591-4839INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
2671

Frequently Asked Questions

What is NSN 5905-00-581-4900?

NSN 5905-00-581-4900 is a Resistor,variable,wire Wound,non, manufactured by Naval Sea Systems Command, classified under FSC 5905 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5905-00-581-4900?

NSN 5905-00-581-4900 has 10 cross-referenced part numbers: 2420530 (Naval Sea Systems Command), 928177 (Conrac Systems Inc), RA20NASA102A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-R-19 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-PRF-19/2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.

What NSN replaces 5905-00-581-4900?

There are 12 known substitutes for 5905-00-581-4900: 5365-00-135-3361, 5310-00-270-2161, 5930-00-504-6068 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2420530?

Key specifications for 2420530: Body Style: CYLINDRICAL BUSHING MOUNTED; Maximum Stop Torque: 128.00 INCH-OUNCES IN; Section Quantity: 1; Actuator Type: SINGLE SHAFT. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5905-00-581-4900 still in active supply?

NSN 5905-00-581-4900 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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