PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

430-581Switch,thermostatic

Essex Group Inc Controls Div Lexington Plant · NSN 5930-00-909-8586 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-909-8586 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-909-8586. Primary manufacturer part number: 430-581.
Features
  • Switch,thermostatic — FSC 5930
  • Media for Which Designed: GAS OR LIQUID
  • Operating Temp Rating: 34.0 FAHRENHEIT MINIMUM AND 60.0 FAHRENHEIT MAXIMUM DEGF
  • Body Height: 0.322 INCHES MINIMUM AND 0.352 INCHES MAXIMUM IN
  • Terminal Type: TAB, SOLDER LUG
  • Contact Load Current Rating: 15.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
  • Contact Voltage Rating in Volts: 120.0 AC AT SEA LEVEL SECOND VOLTAGE
  • Contact Voltage Rating in Volts: 277.0 AC AT SEA LEVEL FIRST VOLTAGE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,thermostatic, cataloged under National Stock Number 5930-00-909-8586, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Essex Group Inc Controls Div Lexington Plant. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-909-8586
Primary Part Number430-581
Item NameSwitch,thermostatic
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerEssex Group Inc Controls Div Lexington Plant
StatusACTIVE
Media for Which DesignedGAS OR LIQUID
Operating Temp Rating34.0 FAHRENHEIT MINIMUM AND 60.0 FAHRENHEIT MAXIMUM DEGF
Body Height0.322 INCHES MINIMUM AND 0.352 INCHES MAXIMUM IN
Terminal TypeTAB, SOLDER LUG
Contact Load Current Rating15.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Contact Voltage Rating in Volts120.0 AC AT SEA LEVEL SECOND VOLTAGE
Contact Voltage Rating in Volts277.0 AC AT SEA LEVEL FIRST VOLTAGE
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
Contact Load Current Rating8.7 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Contact Action StimulusINCREASE
Nonpile-Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Temp Sensing Element TypeINTERNAL SENSOR
Mounting Facility PatternTWO POSITION IN-LINE
Body Diameter0.578 INCHES NOMINAL IN
Unthreaded Mounting Hole Diameter0.145 INCHES NOMINAL IN
Mounting MethodBRACKET(S) AND UNTHREADED HOLE(S)
Hazardous Locations/environmental ProtectionDUSTPROOF
Distance Between Mounting Facility Centers0.938 INCHES NOMINAL IN
Contact Stimulus Rating55.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 40.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
Style DesignatorDISC W/FLANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3010-00-001-665511-0047 INTERCHANGEABLE
Gearcase-Motor
Rosemount Inc Dba Fisher Rosemount Service and Support
5910-00-009-3148 INTERCHANGEABLE
Capacitor,fixed,electrolytic
5995-00-128-86575357 INTERCHANGEABLE
Cable Assembly,power,electrical
The First Electronics Corporation
5120-00-203-48075357 INTERCHANGEABLE
Wrench,open End
Huntington Partners, Inc. Dba Continental Tool & Mfg.
5950-00-556-98501225770 INTERCHANGEABLE
Transformer,audio Frequency
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5355-00-652-1232 INTERCHANGEABLE
Dial,control
5950-00-752-4699 INTERCHANGEABLE
Transformer,power
1005-00-830-16105357 INTERCHANGEABLE
Stop,cylinder
Smith & Wesson Sales Company
5961-00-852-5170 INTERCHANGEABLE
Semiconductor Device,diode
5975-00-880-98595357 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
Cross-Reference Index
Part NumberManufacturer
430-581 Essex Group Inc Controls Div Lexington Plant
110047 Essex Group Inc Controls Div Lexington Plant
5357 Hdt Expeditionary Systems Inc (USA)
5357 Ruger Equipment Inc (USA)
Related Parts
3010-00-001-6655INTERCHANGEABLE
GEARCASE-MOTOR
11-0047
5910-00-009-3148INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
5995-00-128-8657INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
5357
5120-00-203-4807INTERCHANGEABLE
WRENCH,OPEN END
5357
5950-00-556-9850INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
1225770
5355-00-652-1232INTERCHANGEABLE
DIAL,CONTROL
5950-00-752-4699INTERCHANGEABLE
TRANSFORMER,POWER
1005-00-830-1610INTERCHANGEABLE
STOP,CYLINDER
5357
5961-00-852-5170INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5975-00-880-9859INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5357
5940-01-079-6798INTERCHANGEABLE
TERMINAL,STUD
013-1021-00-0-609
5935-01-235-9542INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5357

Frequently Asked Questions

What is NSN 5930-00-909-8586?

NSN 5930-00-909-8586 is a Switch,thermostatic, manufactured by Essex Group Inc Controls Div Lexington Plant, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-909-8586?

NSN 5930-00-909-8586 has 4 cross-referenced part numbers: 430-581 (Essex Group Inc Controls Div Lexington Plant), 110047 (Essex Group Inc Controls Div Lexington Plant), 5357 (Hdt Expeditionary Systems Inc), 5357 (Ruger Equipment Inc).

What NSN replaces 5930-00-909-8586?

There are 12 known substitutes for 5930-00-909-8586: 3010-00-001-6655, 5910-00-009-3148, 5995-00-128-8657 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 430-581?

Key specifications for 430-581: Media for Which Designed: GAS OR LIQUID; Overall Height: 0.693 INCHES NOMINAL IN; Operating Temp Rating: 34.0 FAHRENHEIT MINIMUM AND 60.0 FAHRENHEIT MAXIMUM DEGF; Body Height: 0.322 INCHES MINIMUM AND 0.352 INCHES MAXIMUM IN. 22 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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