PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

146-012-0001Switch,thermostatic

Northrop Grumman Systems Corporation · NSN 5930-00-957-0344 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-957-0344 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-957-0344. Primary manufacturer part number: 146-012-0001.
Features
  • Switch,thermostatic — FSC 5930
  • Contact Stimulus Rating: 35.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 15.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
  • Terminal Type: TAB, SOLDER LUG
  • Distance Between Mounting Facility Centers: 0.938 INCHES NOMINAL IN
  • Style Designator: DISC W/FLANGE
  • Mounting Method: BRACKET(S) AND UNTHREADED HOLE(S)
  • Unthreaded Mounting Hole Diameter: 0.109 INCHES NOMINAL IN
  • Contact Action Stimulus: INCREASE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,thermostatic, cataloged under National Stock Number 5930-00-957-0344, 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 Northrop Grumman Systems Corporation. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN5930-00-957-0344
Primary Part Number146-012-0001
Item NameSwitch,thermostatic
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusCANCELLED
Contact Stimulus Rating35.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 15.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
Terminal TypeTAB, SOLDER LUG
Distance Between Mounting Facility Centers0.938 INCHES NOMINAL IN
Style DesignatorDISC W/FLANGE
Mounting MethodBRACKET(S) AND UNTHREADED HOLE(S)
Unthreaded Mounting Hole Diameter0.109 INCHES NOMINAL IN
Contact Action StimulusINCREASE
Mounting Facility PatternTWO POSITION IN-LINE
Features ProvidedHERMETICALLY SEALED CASE
Operating Temp Rating-100.0 FAHRENHEIT MINIMUM AND 300.0 FAHRENHEIT MAXIMUM DEGF
Contact Voltage Rating in Volts125.0 AC AT SEA LEVEL FIRST VOLTAGE
Nonpile-Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Contact Voltage Rating in Volts28.0 DC AT SEA LEVEL SECOND VOLTAGE
Contact Load Current Rating4.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Contact Load Current Rating4.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Media for Which DesignedGAS OR LIQUID
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
Temp Sensing Element TypeINTERNAL SENSOR
Body Diameter0.660 INCHES NOMINAL IN
Body Height0.325 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5315-00-103-0623A4-22 INTERCHANGEABLE
Pin,straight,headless
Roller Bearing Co of America, Inc Div Pic Design
5330-00-170-17017-14-019 INTERCHANGEABLE
Gasket
Akron Brass Company
5360-00-452-5271A422 INTERCHANGEABLE
Spring Special
Page Aerospace Limited
3030-00-618-2073 INTERCHANGEABLE
Belts,v,matched Set
1730-01-499-1466A-5 W/AT-1 INTERCHANGEABLE
Jack,hydraulic,tripod
Meyer Hydraulics Corporation
Cross-Reference Index
Part NumberManufacturer
146-012-0001 PRIMARY Northrop Grumman Systems Corporation (USA)
146-012-0001 Essex Group Inc Controls Div Lexington Plant
A422 Essex Group Inc Controls Div Lexington Plant
Related Parts
5315-00-103-0623INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
A4-22
5330-00-170-1701INTERCHANGEABLE
GASKET
7-14-019
5360-00-452-5271INTERCHANGEABLE
SPRING SPECIAL
A422
3030-00-618-2073INTERCHANGEABLE
BELTS,V,MATCHED SET
1730-01-499-1466INTERCHANGEABLE
JACK,HYDRAULIC,TRIPOD
A-5 W/AT-1

Frequently Asked Questions

What is NSN 5930-00-957-0344?

NSN 5930-00-957-0344 is a Switch,thermostatic, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5930 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5930-00-957-0344?

NSN 5930-00-957-0344 has 3 cross-referenced part numbers: 146-012-0001 (Northrop Grumman Systems Corporation), 146-012-0001 (Essex Group Inc Controls Div Lexington Plant), A422 (Essex Group Inc Controls Div Lexington Plant).

What NSN replaces 5930-00-957-0344?

There are 5 known substitutes for 5930-00-957-0344: 5315-00-103-0623, 5330-00-170-1701, 5360-00-452-5271 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 146-012-0001?

Key specifications for 146-012-0001: Contact Stimulus Rating: 35.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 15.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT; Terminal Type: TAB, SOLDER LUG; Distance Between Mounting Facility Centers: 0.938 INCHES NOMINAL IN; Style Designator: DISC W/FLANGE. 22 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5930-00-957-0344 still in active supply?

NSN 5930-00-957-0344 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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