PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6389-2Switch,thermostatic

Systron-Donner Corp Microwave/instrument Div · NSN 5930-00-766-9591 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-766-9591 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-766-9591. Primary manufacturer part number: 6389-2.
Features
  • Switch,thermostatic — FSC 5930
  • Body Height: 0.319 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN
  • Mounting Facility Pattern: TWO POSITION IN-LINE
  • Body Diameter: 0.578 INCHES NOMINAL IN
  • Media for Which Designed: GAS
  • Frequency in Hertz: 60.0 SECOND VOLTAGE
  • Contact Voltage Rating in Volts: 277.0 AC AT SEA LEVEL FIRST VOLTAGE
  • Contact Voltage Rating in Volts: 120.0 AC AT SEA LEVEL SECOND VOLTAGE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,thermostatic, cataloged under National Stock Number 5930-00-766-9591, 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 Systron-Donner Corp Microwave/instrument Div. Government technical data includes 19 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-766-9591
Primary Part Number6389-2
Item NameSwitch,thermostatic
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerSystron-Donner Corp Microwave/instrument Div
StatusACTIVE
Body Height0.319 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN
Mounting Facility PatternTWO POSITION IN-LINE
Body Diameter0.578 INCHES NOMINAL IN
Media for Which DesignedGAS
Frequency in Hertz60.0 SECOND VOLTAGE
Contact Voltage Rating in Volts277.0 AC AT SEA LEVEL FIRST VOLTAGE
Contact Voltage Rating in Volts120.0 AC AT SEA LEVEL SECOND VOLTAGE
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
Style DesignatorDISC W/FLANGE
Contact Load Current Rating8.7 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Frequency in Hertz60.0 FIRST VOLTAGE
Contact Stimulus Rating225.00 ACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 235.00 ACTUATION POINT MAXIMUM DEGREES FAHRENHEIT AND 206.00 DEACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 218.00 DEACTUATION POINT MAXIMUM DEGREES FAHRENHEIT AND 18.00 DIFFERENTIAL POINT NOMINAL DEGREES FAHRENHEIT
Contact Load Current Rating15.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Temp Sensing Element TypeINTERNAL SENSOR
Mounting MethodBRACKET(S)
Distance Between Mounting Facility Centers0.942 INCHES NOMINAL IN
Terminal TypeTAB, SOLDER LUG
Contact Action StimulusINCREASE
Nonpile-Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5315-00-188-9373880001 INTERCHANGEABLE
Key,machine
Kearfott Corporation Div Guidance and Navigation Division
5340-00-598-63986389-2 INTERCHANGEABLE
Caster,rigid
Albion Industries, Inc.
5985-00-900-83882087759-7301 INTERCHANGEABLE
Antenna
Honeywell International Inc Dba Honeywell
6130-01-084-6413880001 INTERCHANGEABLE
Charger,battery
Drs Advanced Isr Llc Dba Drs Icas Llc
6030-01-133-699363892 INTERCHANGEABLE
Module Transmitter
Navy, United States Department of the Dba Space & Naval Warfare Systems Center, Atlantic
5330-01-328-433463892 INTERCHANGEABLE
Retainer,packing
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
6389-2 Systron-Donner Corp Microwave/instrument Div (USA)
880001 Systron-Donner Corp Microwave/instrument Div (USA)
Related Parts
5315-00-188-9373INTERCHANGEABLE
KEY,MACHINE
880001
5340-00-598-6398INTERCHANGEABLE
CASTER,RIGID
6389-2
5985-00-900-8388INTERCHANGEABLE
ANTENNA
2087759-7301
6130-01-084-6413INTERCHANGEABLE
CHARGER,BATTERY
880001
6030-01-133-6993INTERCHANGEABLE
MODULE TRANSMITTER
63892
5330-01-328-4334INTERCHANGEABLE
RETAINER,PACKING
63892

Frequently Asked Questions

What is NSN 5930-00-766-9591?

NSN 5930-00-766-9591 is a Switch,thermostatic, manufactured by Systron-Donner Corp Microwave/instrument Div, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-766-9591?

NSN 5930-00-766-9591 has 2 cross-referenced part numbers: 6389-2 (Systron-Donner Corp Microwave/instrument Div), 880001 (Systron-Donner Corp Microwave/instrument Div).

What NSN replaces 5930-00-766-9591?

There are 6 known substitutes for 5930-00-766-9591: 5315-00-188-9373, 5340-00-598-6398, 5985-00-900-8388 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6389-2?

Key specifications for 6389-2: Overall Length: 1.172 INCHES MINIMUM AND 1.204 INCHES MAXIMUM IN; Body Height: 0.319 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN; Mounting Facility Pattern: TWO POSITION IN-LINE; Body Diameter: 0.578 INCHES NOMINAL IN. 21 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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