PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

123SCEC109-1Switch,thermostatic

Northrop Grumman Systems Corporation · NSN 5930-00-104-8570 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-104-8570 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-104-8570. Primary manufacturer part number: 123SCEC109-1.
Features
  • Switch,thermostatic — FSC 5930
  • Contact Adjustability: DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
  • Contact Voltage Rating in Volts: 125.0 AC AT SEA LEVEL FIRST VOLTAGE
  • Contact Voltage Rating in Volts: 28.0 DC AT SEA LEVEL SECOND VOLTAGE
  • Contact Load Current Rating: 5.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
  • Nominal Thread Size: 0.500 INCHES SINGLE THREADED BUSHING IN
  • Contact Load Current Rating: 3.5 AMPERES RESISTIVE LOAD FIRST VOLTAGE
  • Mounting Method: THREADED BUSHING
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,thermostatic, cataloged under National Stock Number 5930-00-104-8570, 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 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN5930-00-104-8570
Primary Part Number123SCEC109-1
Item NameSwitch,thermostatic
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusCANCELLED
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
Contact Voltage Rating in Volts125.0 AC AT SEA LEVEL FIRST VOLTAGE
Contact Voltage Rating in Volts28.0 DC AT SEA LEVEL SECOND VOLTAGE
Contact Load Current Rating5.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Nominal Thread Size0.500 INCHES SINGLE THREADED BUSHING IN
Contact Load Current Rating3.5 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Mounting MethodTHREADED BUSHING
Media for Which DesignedGAS
Contact Action StimulusDECREASE
Thread Series DesignatorUNF SINGLE THREADED BUSHING
Bulb Length2.070 INCHES NOMINAL IN
Style DesignatorRECTANGULAR
Features ProvidedELECTRICAL ACCESS PORT
Bulb Diameter0.310 INCHES NOMINAL IN
Contact Stimulus Rating240.00 ACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 250.00 ACTUATION POINT MAXIMUM DEGREES FAHRENHEIT AND 245.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
Nonpile-Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Body Height2.780 INCHES MAXIMUM IN
Thread Class2A SINGLE THREADED BUSHING A
Temp Sensing Element TypeBULB
Thread Length0.530 INCHES NOMINAL SINGLE THREADED BUSHING IN
Terminal TypePIN
Thread Quantity Per Inch20 SINGLE THREADED BUSHING
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
3455-00-236-364520086 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
8030-00-980-3975 INTERCHANGEABLE
Primer,sealing Compound
5945-01-019-830021348 INTERCHANGEABLE
Relay,air Condition
Noske-Kaeser Germany Gmbh
8030-01-152-2285 INTERCHANGEABLE
Primer,sealing Compound
2940-01-154-5127186-6025 INTERCHANGEABLE
Filter Element,fluid
Cummins Power Generation Inc.
Cross-Reference Index
Part NumberManufacturer
547456-1 Honeywell International, Inc Div Aerospace-Tucson (USA)
123SCEC109-1 Northrop Grumman Systems Corporation (USA)
21348 Sensata Technologies, Inc. Div Sensata Attleboro (USA)
547456-1 Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA)
547456-1 Honeywell International Inc. Div Aerospace - Torrance (USA)
123SCEC109-1 PRIMARY Northrop Grumman Systems Corporation (USA)
Related Parts
3455-00-236-3645INTERCHANGEABLE
REAMER,MACHINE
20086
8030-00-980-3975INTERCHANGEABLE
PRIMER,SEALING COMPOUND
5945-01-019-8300INTERCHANGEABLE
RELAY,AIR CONDITION
21348
8030-01-152-2285INTERCHANGEABLE
PRIMER,SEALING COMPOUND
2940-01-154-5127INTERCHANGEABLE
FILTER ELEMENT,FLUID
186-6025

Frequently Asked Questions

What is NSN 5930-00-104-8570?

NSN 5930-00-104-8570 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 5930-00-104-8570?

NSN 5930-00-104-8570 has 6 cross-referenced part numbers: 547456-1 (Honeywell International, Inc Div Aerospace-Tucson), 123SCEC109-1 (Northrop Grumman Systems Corporation), 21348 (Sensata Technologies, Inc. Div Sensata Attleboro), 547456-1 (Alliedsignal Inc Dba Allied-Signal Aerospace Co), 547456-1 (Honeywell International Inc. Div Aerospace - Torrance) and 1 more.

What NSN replaces 5930-00-104-8570?

There are 5 known substitutes for 5930-00-104-8570: 3455-00-236-3645, 8030-00-980-3975, 5945-01-019-8300 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 123SCEC109-1?

Key specifications for 123SCEC109-1: Contact Adjustability: DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE; Contact Voltage Rating in Volts: 125.0 AC AT SEA LEVEL FIRST VOLTAGE; Contact Voltage Rating in Volts: 28.0 DC AT SEA LEVEL SECOND VOLTAGE; Overall Width: 1.190 INCHES NOMINAL IN. 25 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5930-00-104-8570 still in active supply?

NSN 5930-00-104-8570 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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