PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

300-1000HMSResistor,variable,wire Wound,non

Vernitron Corp Vrn International Div · NSN 5905-00-689-9543 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-689-9543 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-689-9543. Primary manufacturer part number: 300-1000HMS.
Features
  • Resistor,variable,wire Wound,non — FSC 5905
  • Body Length: 0.312 INCHES NOMINAL IN
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG
  • Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius: -70.0 TO 70.0 SINGLE SECTION
  • Power Dissipation Rating Per Section in Watts: 0.6 FREE AIR ALL SECTIONS
  • Actuator Travel Control Feature: STOPS
  • Ambient Temp in Deg Celsius Per Section at Full Rated Power: 60.0 SINGLE SECTION
  • Resistance Tolerance Per Section in Percent: -5.0 TO 5.0 SINGLE SECTION
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 5905-00-689-9543, 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 Vernitron Corp Vrn International Div. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-689-9543
Primary Part Number300-1000HMS
Item NameResistor,variable,wire Wound,non
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerVernitron Corp Vrn International Div
StatusACTIVE
Body Length0.312 INCHES NOMINAL IN
Terminal Type and Quantity3 TAB, SOLDER LUG
Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius-70.0 TO 70.0 SINGLE SECTION
Power Dissipation Rating Per Section in Watts0.6 FREE AIR ALL SECTIONS
Actuator Travel Control FeatureSTOPS
Ambient Temp in Deg Celsius Per Section at Full Rated Power60.0 SINGLE SECTION
Resistance Tolerance Per Section in Percent-5.0 TO 5.0 SINGLE SECTION
Terminal LocationREAR END LOCATION NOT OTHERWISE SPECIFIED
Terminal Length1.000 INCHES MINIMUM IN
Electrical Resistance Per Section100.0 OHMS SINGLE SECTION
Rotary Actuator Travel in Angular Deg300.0 NOMINAL
Body StyleRECTANGULAR
Actuator TypeFLUSH DRIVE WITH SLOT-HOLE
Body Width0.234 INCHES NOMINAL IN
Body Height0.312 INCHES NOMINAL IN
Maximum Starting Torque4.00 INCH-OUNCES IN
Section Quantity1
Mounting MethodTERMINAL
Reliability IndicatorNOT ESTABLISHED
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power150.0 SINGLE SECTION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
6635-00-237-9956300100 INTERCHANGEABLE
Cooler and Heater,x-Ray Film Pro
Illinois Tool Works, Inc. Div Magnaflux
1680-00-605-85572109 INTERCHANGEABLE
Seat Assy,troop
Cr Daniels Inc
5990-00-636-4108 INTERCHANGEABLE
Synchro,receiver
4730-00-842-1138 INTERCHANGEABLE
Adapter,straight,tube to Hose
5999-01-070-7495 INTERCHANGEABLE
Mounting Pad,electrical-Electron
4820-01-294-7210375-1 INTERCHANGEABLE
Valve,check
Strataflo Products, Inc
5331-01-596-513130-0100 INTERCHANGEABLE
O-Ring
Parker Hannifin Corporation Div Village Marine Tech
Cross-Reference Index
Part NumberManufacturer
300-1000HMS PRIMARY Vernitron Corp Vrn International Div (USA)
300-100 PRIMARY Vernitron Corp Vrn International Div (USA)
Related Parts
6635-00-237-9956INTERCHANGEABLE
COOLER AND HEATER,X-RAY FILM PRO
300100
1680-00-605-8557INTERCHANGEABLE
SEAT ASSY,TROOP
2109
5990-00-636-4108INTERCHANGEABLE
SYNCHRO,RECEIVER
4730-00-842-1138INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
5999-01-070-7495INTERCHANGEABLE
MOUNTING PAD,ELECTRICAL-ELECTRON
4820-01-294-7210INTERCHANGEABLE
VALVE,CHECK
375-1
5331-01-596-5131INTERCHANGEABLE
O-RING
30-0100

Frequently Asked Questions

What is NSN 5905-00-689-9543?

NSN 5905-00-689-9543 is a Resistor,variable,wire Wound,non, manufactured by Vernitron Corp Vrn International Div, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-689-9543?

NSN 5905-00-689-9543 has 2 cross-referenced part numbers: 300-1000HMS (Vernitron Corp Vrn International Div), 300-100 (Vernitron Corp Vrn International Div).

What NSN replaces 5905-00-689-9543?

There are 7 known substitutes for 5905-00-689-9543: 6635-00-237-9956, 1680-00-605-8557, 5990-00-636-4108 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 300-1000HMS?

Key specifications for 300-1000HMS: Body Length: 0.312 INCHES NOMINAL IN; Terminal Type and Quantity: 3 TAB, SOLDER LUG; Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius: -70.0 TO 70.0 SINGLE SECTION; Power Dissipation Rating Per Section in Watts: 0.6 FREE AIR ALL SECTIONS. 23 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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