PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CM31099Resistor,variable,nonwire Wound,

Clarostat Sensors and Controls · NSN 5905-00-497-0809 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-497-0809 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-497-0809. Primary manufacturer part number: CM31099.
Features
  • Resistor,variable,nonwire Wound, — FSC 5905
  • Terminal Type and Quantity: 9 TAB, SOLDER LUG
  • Ambient Temp in Deg Celsius Per Section at Full Rated Power: 70.0 ALL SECTIONS
  • Resistance Tolerance Per Section in Percent: -20.0 TO 20.0 ALL SECTIONS
  • Terminal Location: REAR-BOTTOM
  • Actuator Travel Control Feature: STOPS
  • Power Dissipation Rating Per Section in Watts: 1.0 FREE AIR ALL SECTIONS
  • Switch Current Type and Rating in Amps: 3.000 AC/DC
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-497-0809, 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 29 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
NSN5905-00-497-0809
Primary Part NumberCM31099
Item NameResistor,variable,nonwire Wound,
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerClarostat Sensors and Controls
StatusACTIVE
Terminal Type and Quantity9 TAB, SOLDER LUG
Ambient Temp in Deg Celsius Per Section at Full Rated Power70.0 ALL SECTIONS
Resistance Tolerance Per Section in Percent-20.0 TO 20.0 ALL SECTIONS
Terminal LocationREAR-BOTTOM
Actuator Travel Control FeatureSTOPS
Power Dissipation Rating Per Section in Watts1.0 FREE AIR ALL SECTIONS
Switch Current Type and Rating in Amps3.000 AC/DC
Switch TypeROTARY
Shaft StyleROUND, STEPPED
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power120.0 ALL SECTIONS
Body Diameter1.063 INCHES MAXIMUM IN
Switch Contact ArrangementSINGLE POLE, DOUBLE THROW, THREE POSITIONS MAINTAINED
Mounting Bushing Length0.375 INCHES NOMINAL IN
Body StyleCYLINDRICAL BUSHING MOUNTED
Screw Thread Quantity Per Inch32.0
Shaft Diameter0.250 INCHES NOMINAL IN
Electrical Resistance Per Section20.0 KILOHMS ALL SECTIONS
Effective Electrical Rotation in Deg Angular Rotation312.0 NOMINAL
Shaft Length0.875 INCHES NOMINAL IN
Body Length1.656 INCHES NOMINAL IN
Screw Thread Series DesignatorUNEF
Screw Thread Diameter0.375 INCHES NOMINAL IN
Switch Voltage Rating in Volts125.0
Undercut Diameter0.125 INCHES NOMINAL IN
Device Design TypeERR-030 AT 9:00 OCLOCKUNABLE TO DECODE
Nonturn Device Radius0.531 INCHES NOMINAL IN
Overall Diameter1.406 INCHES NOMINAL IN
Undercut Length0.438 INCHES NOMINAL IN
Actuator TypeDUAL CONCENTRIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6240-00-103-0058CM32 INTERCHANGEABLE
Lamp,incandescent
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
Cross-Reference Index
Part NumberManufacturer
311-0402-01 Tektronix, Inc. (USA)
CM31099 PRIMARY Clarostat Sensors and Controls (USA)
Related Parts
6240-00-103-0058INTERCHANGEABLE
LAMP,INCANDESCENT
CM32

Frequently Asked Questions

What is NSN 5905-00-497-0809?

NSN 5905-00-497-0809 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 5905-00-497-0809?

NSN 5905-00-497-0809 has 2 cross-referenced part numbers: 311-0402-01 (Tektronix, Inc.), CM31099 (Clarostat Sensors and Controls).

What NSN replaces 5905-00-497-0809?

There is 1 known substitute for 5905-00-497-0809: 6240-00-103-0058. Verify interchangeability with system specifications before substitution.

What are the specifications of CM31099?

Key specifications for CM31099: Overall Length: 2.312 INCHES NOMINAL IN; Terminal Type and Quantity: 9 TAB, SOLDER LUG; Ambient Temp in Deg Celsius Per Section at Full Rated Power: 70.0 ALL SECTIONS; Resistance Tolerance Per Section in Percent: -20.0 TO 20.0 ALL SECTIONS. 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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