PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-PRF-12934/4Resistor,variable,wire Wound,pre

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5905-01-293-2391 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-01-293-2391 — this item is cataloged by the U.S. Government under National Stock Number 5905-01-293-2391. Primary manufacturer part number: MIL-PRF-12934/4.
Features
  • Resistor,variable,wire Wound,pre — FSC 5905
  • Shaft Diameter: 0.2494 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
  • Features Provided: HUMIDITY PROOF
  • Fragility Factor: MODERATELY RUGGED
  • Rotary Actuator Travel in Angular Deg: 360.0 NOMINAL
  • Electrical Resistance Per Section: 20.0 KILOHMS SINGLE SECTION
  • Lateral Runout: 0.002 INCHES IN
  • Shaft Radial Play: 0.002 INCHES IN
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 5905-01-293-2391, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-01-293-2391
Primary Part NumberMIL-PRF-12934/4
Item NameResistor,variable,wire Wound,pre
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Shaft Diameter0.2494 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
Features ProvidedHUMIDITY PROOF
Fragility FactorMODERATELY RUGGED
Rotary Actuator Travel in Angular Deg360.0 NOMINAL
Electrical Resistance Per Section20.0 KILOHMS SINGLE SECTION
Lateral Runout0.002 INCHES IN
Shaft Radial Play0.002 INCHES IN
Effective Electrical Rotation in Deg Angular Rotation348.0 MINIMUM AND 352.0 MAXIMUM
Shaft End Play0.005 INCHES IN
Mounting MethodCLAMP RING(S)
Maximum Starting Torque1.00 INCH-OUNCES IN
Function Conformity Tolerance Per Section-1.00 TO 1.00 SINGLE SECTION
Cubic Measure4.122 CUBIC INCHES
Shaft Runout0.002 INCHES IN
Pilot Diameter Runout0.001 INCHES IN
Actuator TypeSINGLE SHAFT
Maximum Running Torque1.00 INCH-OUNCES IN
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Terminal Type and Quantity3 TAB, SOLDER LUG
Specification/standard Data81349-MIL-R-12934/4 GOVERNMENT SPECIFICATION
Resistance Tolerance Per Section in Percent-3.0 TO 3.0 SINGLE SECTION
Test Data Document81349-MIL-R-12934 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.).
Actuator Travel Control FeatureCONTINUOUS MOTION
Power Dissipation Rating Per Section in Watts4.0 FREE AIR SINGLE SECTION
Function Characteristic Per SectionSINGLE SECTION LINEAR
Ambient Temp in Deg Celsius Per Section at Full Rated Power85.0 SINGLE SECTION
Mounting Lip Diameter1.9900 INCHES MINIMUM AND 2.0050 INCHES MAXIMUM IN
Bearing TypeSLEEVE SHAFT
Body Length1.312 INCHES MAXIMUM IN
Pilot Diameter1.8740 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5905-01-154-6767 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
5905-01-241-5910 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
5905-01-293-2392 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
5905-01-367-9247 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
5905-01-518-1440 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Cross-Reference Index
Part NumberManufacturer
MIL-PRF-12934/4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
RR2000D3C9G203 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-R-12934/4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5905-01-154-6767INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
5905-01-241-5910INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
5905-01-293-2392INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
5905-01-367-9247INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
5905-01-518-1440INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE

Frequently Asked Questions

What is NSN 5905-01-293-2391?

NSN 5905-01-293-2391 is a Resistor,variable,wire Wound,pre, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-01-293-2391?

NSN 5905-01-293-2391 has 3 cross-referenced part numbers: MIL-PRF-12934/4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), RR2000D3C9G203 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-R-12934/4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5905-01-293-2391?

There are 5 known substitutes for 5905-01-293-2391: 5905-01-154-6767, 5905-01-241-5910, 5905-01-293-2392 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-PRF-12934/4?

Key specifications for MIL-PRF-12934/4: Shaft Diameter: 0.2494 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Features Provided: HUMIDITY PROOF; Fragility Factor: MODERATELY RUGGED; Rotary Actuator Travel in Angular Deg: 360.0 NOMINAL. 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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