PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

337325Resistor,variable,wire Wound,pre

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5905-00-439-5768 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-439-5768 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-439-5768. Primary manufacturer part number: 337325.
Features
  • Resistor,variable,wire Wound,pre — FSC 5905
  • Maximum Starting Torque: 6.00 INCH-OUNCES IN
  • Nonturn Device Location: AT 12 OCLOCK
  • Section Quantity: 1
  • Maximum Running Torque: 6.00 INCH-OUNCES IN
  • Screw Thread Series Designator: UNF
  • Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 125.0 SINGLE SECTION
  • Function Conformity Tolerance Per Section: -1.00 TO 1.00 SINGLE SECTION
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Circuit regulation and filtering
  • Signal conditioning
General Description

The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-439-5768, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-439-5768
Primary Part Number337325
Item NameResistor,variable,wire Wound,pre
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusACTIVE
Maximum Starting Torque6.00 INCH-OUNCES IN
Nonturn Device LocationAT 12 OCLOCK
Section Quantity1
Maximum Running Torque6.00 INCH-OUNCES IN
Screw Thread Series DesignatorUNF
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power125.0 SINGLE SECTION
Function Conformity Tolerance Per Section-1.00 TO 1.00 SINGLE SECTION
Mounting MethodSTANDARD BUSHING
Electrical Resistance Per Section50.000 KILOHMS SINGLE SECTION
Ambient Temp in Deg Celsius Per Section at Full Rated Power70.0 SINGLE SECTION
Function Characteristic Per SectionSINGLE SECTION LINEAR
Actuator Travel Control FeatureCONTINUOUS MOTION
Terminal Type and Quantity3 TURRET
Terminal LocationREAR END LOCATION NOT OTHERWISE SPECIFIED
Function Conformity Per SectionSINGLE SECTION INDEPENDENT LINEARITY
Rotary Actuator Travel in Angular Deg360.0 NOMINAL
Resistance Tolerance Per Section in Percent-20.0 TO 20.0 SINGLE SECTION
Power Dissipation Rating Per Section in Watts1.5 FREE AIR SINGLE SECTION
Shaft StyleROUND, SLOTTED
Screw Thread Quantity Per Inch32.0
Nonturn Device Radius0.187 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Body StyleCYLINDRICAL BUSHING MOUNTED
Shaft Diameter0.125 INCHES NOMINAL IN
Actuator TypeSINGLE SHAFT
Maximum Stop Torque48.00 INCH-OUNCES IN
Effective Electrical Rotation in Deg Angular Rotation350.0 NOMINAL
Shaft Length0.625 INCHES NOMINAL IN
Mounting Bushing Length0.500 INCHES NOMINAL IN
Body Length0.635 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-034-2824 INTERCHANGEABLE
Nut
2825-01-227-0031 INTERCHANGEABLE
Gland
2530-01-654-0057140380 INTERCHANGEABLE
Valve,protecting,multicircuit Ai
Sealco Air Controls Inc
4730-01-659-7102337325 INTERCHANGEABLE
Vent,cover,hose
Sea-Dog Line Div of Sneve-Nysether Inc
Cross-Reference Index
Part NumberManufacturer
337325 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
751-7051 Servo Instrument Corporation (USA)
140-380 Vishay Sprague Inc (USA)
751-7051 Bunker Ramo Corp Amphenol Controls Div (USA)
Related Parts
5310-00-034-2824INTERCHANGEABLE
NUT
2825-01-227-0031INTERCHANGEABLE
GLAND
2530-01-654-0057INTERCHANGEABLE
VALVE,PROTECTING,MULTICIRCUIT AI
140380
4730-01-659-7102INTERCHANGEABLE
VENT,COVER,HOSE
337325

Frequently Asked Questions

What is NSN 5905-00-439-5768?

NSN 5905-00-439-5768 is a Resistor,variable,wire Wound,pre, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-439-5768?

NSN 5905-00-439-5768 has 4 cross-referenced part numbers: 337325 (Lockheed Martin Corporation Div Rms - Mitchel Field), 751-7051 (Servo Instrument Corporation), 140-380 (Vishay Sprague Inc), 751-7051 (Bunker Ramo Corp Amphenol Controls Div).

What NSN replaces 5905-00-439-5768?

There are 4 known substitutes for 5905-00-439-5768: 5310-00-034-2824, 2825-01-227-0031, 2530-01-654-0057 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 337325?

Key specifications for 337325: Maximum Starting Torque: 6.00 INCH-OUNCES IN; Nonturn Device Location: AT 12 OCLOCK; Section Quantity: 1; Maximum Running Torque: 6.00 INCH-OUNCES IN. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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