PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

53C3-50KResistor,variable,nonwire Wound,

Clarostat Sensors and Controls · NSN 5905-01-084-9946 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-01-084-9946 — this item is cataloged by the U.S. Government under National Stock Number 5905-01-084-9946. Primary manufacturer part number: 53C3-50K.
Features
  • Resistor,variable,nonwire Wound, — FSC 5905
  • Reliability Indicator: NOT ESTABLISHED
  • Shaft Length: 0.875 INCHES NOMINAL IN
  • Shaft Diameter: 0.250 INCHES NOMINAL IN
  • Terminal Location: RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE
  • Section Quantity: 1
  • Actuator Type: SINGLE SHAFT
  • Ambient Temp in Deg Celsius Per Section at Full Rated Power: 70.0 SINGLE SECTION
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-01-084-9946, 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 Clarostat Sensors and Controls. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5905-01-084-9946
Primary Part Number53C3-50K
Item NameResistor,variable,nonwire Wound,
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerClarostat Sensors and Controls
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Shaft Length0.875 INCHES NOMINAL IN
Shaft Diameter0.250 INCHES NOMINAL IN
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE
Section Quantity1
Actuator TypeSINGLE SHAFT
Ambient Temp in Deg Celsius Per Section at Full Rated Power70.0 SINGLE SECTION
Power Dissipation Rating Per Section in Watts2.0 FREE AIR SINGLE SECTION
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 SINGLE SECTION
Terminal Type and Quantity3 TAB, SOLDER LUG
Effective Electrical Rotation in Deg Angular Rotation312.0 NOMINAL
Device Design TypeNONTURN AT 9:00 OCLOCKUNABLE TO DECODE
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power120.0 SINGLE SECTION
Nonturn Device Radius0.531 INCHES NOMINAL IN
Screw Thread Quantity Per Inch32.0
Screw Thread Diameter0.375 INCHES NOMINAL IN
Screw Thread Series DesignatorUNEF
Electrical Resistance Per Section50.000 KILOHMS SINGLE SECTION
Rotary Actuator Travel in Angular Deg312.0 NOMINAL
Mounting MethodSTANDARD BUSHING
Actuator Travel Control FeatureSTOPS
Body Length0.562 INCHES NOMINAL IN
Body StyleCYLINDRICAL BUSHING MOUNTED
Mounting Bushing Length0.375 INCHES NOMINAL IN
Shaft StyleROUND, SLOTTED
Body Diameter1.094 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5905-00-539-4900 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Cross-Reference Index
Part NumberManufacturer
53C3-50K Clarostat Sensors and Controls (USA)
Related Parts
5905-00-539-4900INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,

Frequently Asked Questions

What is NSN 5905-01-084-9946?

NSN 5905-01-084-9946 is a Resistor,variable,nonwire Wound,, manufactured by Clarostat Sensors and Controls, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-01-084-9946?

NSN 5905-01-084-9946 has 1 cross-referenced part number: 53C3-50K (Clarostat Sensors and Controls).

What NSN replaces 5905-01-084-9946?

There is 1 known substitute for 5905-01-084-9946: 5905-00-539-4900. Verify interchangeability with system specifications before substitution.

What are the specifications of 53C3-50K?

Key specifications for 53C3-50K: Reliability Indicator: NOT ESTABLISHED; Shaft Length: 0.875 INCHES NOMINAL IN; Shaft Diameter: 0.250 INCHES NOMINAL IN; Terminal Location: RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE. 26 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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