PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A10-250Resistor,variable,wire Wound,non

Clarostat Sensors and Controls · NSN 5905-00-577-6672 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-577-6672 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-577-6672. Primary manufacturer part number: A10-250.
Features
  • Resistor,variable,wire Wound,non — FSC 5905
  • Electrical Resistance Per Section: 250.0 OHMS SINGLE SECTION
  • Shaft Length: 0.500 INCHES NOMINAL IN
  • Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 105.0 SINGLE SECTION
  • Body Diameter: 1.590 INCHES NOMINAL IN
  • Rotary Actuator Travel in Angular Deg: 280.0 MINIMUM AND 305.0 MAXIMUM
  • Actuator Travel Control Feature: STOPS
  • Mounting Method: STANDARD BUSHING
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Circuit regulation and filtering
  • Signal conditioning
General Description

The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-577-6672, 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 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5905-00-577-6672
Primary Part NumberA10-250
Item NameResistor,variable,wire Wound,non
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerClarostat Sensors and Controls
StatusCANCELLED
Electrical Resistance Per Section250.0 OHMS SINGLE SECTION
Shaft Length0.500 INCHES NOMINAL IN
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power105.0 SINGLE SECTION
Body Diameter1.590 INCHES NOMINAL IN
Rotary Actuator Travel in Angular Deg280.0 MINIMUM AND 305.0 MAXIMUM
Actuator Travel Control FeatureSTOPS
Mounting MethodSTANDARD BUSHING
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 SINGLE SECTION
Ambient Temp in Deg Celsius Per Section at Full Rated Power40.0 SINGLE SECTION
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Power Dissipation Rating Per Section in Watts4.0 FREE AIR SINGLE SECTION
Specification/standard Data81349-MIL-R-19/3 GOVERNMENT SPECIFICATION
Test Data Document81349-MIL-R-19 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.).
Terminal Type and Quantity3 TAB, SOLDER LUG
Shaft Diameter0.250 INCHES NOMINAL IN
Maximum Starting Torque6.00 INCH-OUNCES IN
Nonturn Device Radius0.531 INCHES NOMINAL IN
Body StyleCYLINDRICAL BUSHING MOUNTED
Overall Diameter2.135 INCHES MAXIMUM IN
Section Quantity1
Screw Thread Diameter0.375 INCHES NOMINAL IN
Screw Thread Quantity Per Inch32.0
Reliability IndicatorNOT ESTABLISHED
Nonturn Device LocationAT 9 OCLOCK
Screw Thread Series DesignatorUNEF
Actuator TypeSINGLE SHAFT
Effective Electrical Rotation in Deg Angular Rotation280.0 MINIMUM AND 305.0 MAXIMUM
Shaft StyleROUND, SLOTTED
Body Length0.620 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
4730-00-272-3728103108 INTERCHANGEABLE
Elbow,pipe to Tube
Metadure Parts & Sales, Inc.
5315-00-501-342402114 INTERCHANGEABLE
Pin,shoulder,headless
Defense Logistics Agency Dba Defense Supply Center Philadelphia
5950-00-583-0976 INTERCHANGEABLE
Reactor
5970-00-642-7366A10250A INTERCHANGEABLE
Insulator,bushing
Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
5930-01-049-9261SM-D-414396 INTERCHANGEABLE
Switch,rotary
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Cross-Reference Index
Part NumberManufacturer
A10-250 Clarostat Sensors and Controls (USA)
MIL-R-19/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-19/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
RA30NASA251A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4730-00-272-3728INTERCHANGEABLE
ELBOW,PIPE TO TUBE
103108
5315-00-501-3424INTERCHANGEABLE
PIN,SHOULDER,HEADLESS
02114
5950-00-583-0976INTERCHANGEABLE
REACTOR
5970-00-642-7366INTERCHANGEABLE
INSULATOR,BUSHING
A10250A
5930-01-049-9261INTERCHANGEABLE
SWITCH,ROTARY
SM-D-414396

Frequently Asked Questions

What is NSN 5905-00-577-6672?

NSN 5905-00-577-6672 is a Resistor,variable,wire Wound,non, manufactured by Clarostat Sensors and Controls, classified under FSC 5905 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5905-00-577-6672?

NSN 5905-00-577-6672 has 4 cross-referenced part numbers: A10-250 (Clarostat Sensors and Controls), MIL-R-19/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-PRF-19/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), RA30NASA251A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5905-00-577-6672?

There are 5 known substitutes for 5905-00-577-6672: 4730-00-272-3728, 5315-00-501-3424, 5950-00-583-0976 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A10-250?

Key specifications for A10-250: Electrical Resistance Per Section: 250.0 OHMS SINGLE SECTION; Shaft Length: 0.500 INCHES NOMINAL IN; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 105.0 SINGLE SECTION; Body Diameter: 1.590 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5905-00-577-6672 still in active supply?

NSN 5905-00-577-6672 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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