PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

393754Resistor,variable,nonwire Wound,

Precision Electronics Corporation · NSN 5905-01-138-6281 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-01-138-6281 — this item is cataloged by the U.S. Government under National Stock Number 5905-01-138-6281. Primary manufacturer part number: 393754.
Features
  • Resistor,variable,nonwire Wound, — FSC 5905
  • Power Dissipation Rating Per Section in Watts: 0.25 FREE AIR SINGLE SECTION
  • Maximum Running Torque: 6.00 INCH-OUNCES IN
  • Body Style: CYLINDRICAL BUSHING MOUNTED
  • Fragility Factor: RUGGED
  • First Flat Length: 0.255 INCHES NOMINAL IN
  • Maximum Stop Torque: 128.00 INCH-OUNCES IN
  • Terminal Type and Quantity: 3 TURRET
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-01-138-6281, 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 Precision Electronics Corporation. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-01-138-6281
Primary Part Number393754
Item NameResistor,variable,nonwire Wound,
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerPrecision Electronics Corporation
StatusACTIVE
Power Dissipation Rating Per Section in Watts0.25 FREE AIR SINGLE SECTION
Maximum Running Torque6.00 INCH-OUNCES IN
Body StyleCYLINDRICAL BUSHING MOUNTED
Fragility FactorRUGGED
First Flat Length0.255 INCHES NOMINAL IN
Maximum Stop Torque128.00 INCH-OUNCES IN
Terminal Type and Quantity3 TURRET
Test Data Document80045-393754 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Body Diameter0.720 INCHES NOMINAL IN
Screw Thread Series DesignatorUNEF
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 SINGLE SECTION
Maximum Starting Torque6.00 INCH-OUNCES IN
Terminal LocationREAR END
Rotary Actuator Travel in Angular Deg300.0 NOMINAL
Electrical Resistance Per Section10.000 KILOHMS SINGLE SECTION
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power120.0 SINGLE SECTION
Resistance Temp Characteristic Range Per Section in Percent-3.0 TO 0.0 -55 DEG CELSIUS SINGLE SECTION AND -5.0 TO 10.0 -25 DEG CELSIUS SINGLE SECTION AND -5.0 TO 10.0 25 DEG CELSIUS SINGLE SECTION AND +0.0 TO 3.0 120 DEG CELSIUS SINGLE SECTION
Mounting MethodSTANDARD BUSHING WITH PANEL SEAL AND STANDARD BUSHING WITH SHAFT SEAL
Body Length0.500 INCHES MAXIMUM IN
Shaft Length0.688 INCHES NOMINAL IN
Screw Thread Quantity Per Inch32.0
Shaft Diameter0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
Shaft StyleROUND, PARALLEL FLATTED
Ambient Temp in Deg Celsius Per Section at Full Rated Power70.0 SINGLE SECTION
Flat Height0.186 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
Section Quantity1
Actuator TypeSINGLE SHAFT
Mounting Bushing Length0.315 INCHES NOMINAL IN
Screw Thread Diameter0.375 INCHES NOMINAL IN
Actuator Travel Control FeatureSTOPS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2805-01-226-80630392591 INTERCHANGEABLE
Connecting Rod,piston
Brp Us Inc
Cross-Reference Index
Part NumberManufacturer
393754 PRIMARY Precision Electronics Corporation (CAN)
393754 L3harris Cincinnati Electronics Corporation (USA)
Related Parts
2805-01-226-8063INTERCHANGEABLE
CONNECTING ROD,PISTON
0392591

Frequently Asked Questions

What is NSN 5905-01-138-6281?

NSN 5905-01-138-6281 is a Resistor,variable,nonwire Wound,, manufactured by Precision Electronics Corporation, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-01-138-6281?

NSN 5905-01-138-6281 has 2 cross-referenced part numbers: 393754 (Precision Electronics Corporation), 393754 (L3harris Cincinnati Electronics Corporation).

What NSN replaces 5905-01-138-6281?

There is 1 known substitute for 5905-01-138-6281: 2805-01-226-8063. Verify interchangeability with system specifications before substitution.

What are the specifications of 393754?

Key specifications for 393754: Power Dissipation Rating Per Section in Watts: 0.25 FREE AIR SINGLE SECTION; Maximum Running Torque: 6.00 INCH-OUNCES IN; Body Style: CYLINDRICAL BUSHING MOUNTED; Fragility Factor: RUGGED. 30 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