PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

310-129Switch,thermostatic

Keysight Technologies Inc · NSN 5930-00-504-6923 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-504-6923 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-504-6923. Primary manufacturer part number: 310-129.
Features
  • Switch,thermostatic — FSC 5930
  • Contact Voltage Rating in Volts: 240.0 AC AT SEA LEVEL FIRST VOLTAGE
  • Contact Stimulus Rating: 70.00 ACTUATION POINT NOMINAL DEGREES CELSIUS AND 0.10 DIFFERENTIAL POINT NOMINAL DEGREES FAHRENHEIT
  • Contact Adjustability: ACTUATION POINT NOT ADJUSTABLE
  • Contact Load Current Rating: 250.0 MILLIAMPERES RESISTIVE LOAD SECOND VOLTAGE
  • Nonpile-Up Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
  • Style Designator: CYLINDRICAL
  • Contact Action Stimulus: INCREASE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,thermostatic, cataloged under National Stock Number 5930-00-504-6923, 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 Keysight Technologies Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5930-00-504-6923
Primary Part Number310-129
Item NameSwitch,thermostatic
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerKeysight Technologies Inc
StatusCANCELLED
Contact Voltage Rating in Volts240.0 AC AT SEA LEVEL FIRST VOLTAGE
Contact Stimulus Rating70.00 ACTUATION POINT NOMINAL DEGREES CELSIUS AND 0.10 DIFFERENTIAL POINT NOMINAL DEGREES FAHRENHEIT
Contact AdjustabilityACTUATION POINT NOT ADJUSTABLE
Contact Load Current Rating250.0 MILLIAMPERES RESISTIVE LOAD SECOND VOLTAGE
Nonpile-Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Style DesignatorCYLINDRICAL
Contact Action StimulusINCREASE
Overall Diameter0.388 INCHES NOMINAL IN
Contact Load Current Rating250.0 MILLIAMPERES RESISTIVE LOAD FIRST VOLTAGE
Temp Sensing Element TypeINTERNAL SENSOR
Terminal TypeWIRE LEAD
Contact Voltage Rating in Volts240.0 DC AT SEA LEVEL SECOND VOLTAGE
Body Diameter0.388 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5930-00-112-3219SM11 INTERCHANGEABLE
Switch,sending
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5930-00-228-3007 INTERCHANGEABLE
Switch,thermostatic
5930-00-254-034240193 INTERCHANGEABLE
Switch,thermostatic
Naval Ship Systems Command
5930-00-254-0343 INTERCHANGEABLE
Switch,thermostatic
2995-00-444-636231-0095 INTERCHANGEABLE
Parts Kit,pump,cure
Hamilton Sundstrand Corporation
5930-00-513-6075 INTERCHANGEABLE
Switch,thermostatic
2840-00-560-3002310129 INTERCHANGEABLE
Rod,compressor Rotor,turbine Eng
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5965-01-057-2775105685/690 INTERCHANGEABLE
Microphone,dynamic
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5961-01-146-4562 INTERCHANGEABLE
Semiconductor Device,diode
5120-01-348-9095 INTERCHANGEABLE
Socket,socket Wrench
Cross-Reference Index
Part NumberManufacturer
310-129 PRIMARY Keysight Technologies Inc (USA)
310-129 Keysight Technologies, Inc. (USA)
884137-3 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
884137-3 Rca Corp Distributor and Special Products Div
SM11 Navcom Defense Electronics, Inc. (USA)
524BS708 PRIMARY Keysight Technologies Inc (USA)
524BS708 Keysight Technologies, Inc. (USA)
88893D1 L3 Technologies, Inc. Div Communication Systems-East (USA)
88893D1 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
S1-1A Shallco, Inc (USA)
524BS708 Hewlett-Packard Company Dba HP (USA)
7627163 Us Army Aviation and Missile Command (USA)
310-129 Hewlett-Packard Company Dba HP (USA)
Related Parts
5930-00-112-3219INTERCHANGEABLE
SWITCH,SENDING
SM11
5930-00-228-3007INTERCHANGEABLE
SWITCH,THERMOSTATIC
5930-00-254-0342INTERCHANGEABLE
SWITCH,THERMOSTATIC
40193
5930-00-254-0343INTERCHANGEABLE
SWITCH,THERMOSTATIC
2995-00-444-6362INTERCHANGEABLE
PARTS KIT,PUMP,CURE
31-0095
5930-00-513-6075INTERCHANGEABLE
SWITCH,THERMOSTATIC
2840-00-560-3002INTERCHANGEABLE
ROD,COMPRESSOR ROTOR,TURBINE ENG
310129
5965-01-057-2775INTERCHANGEABLE
MICROPHONE,DYNAMIC
105685/690
5961-01-146-4562INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5120-01-348-9095INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5305-01-503-9845INTERCHANGEABLE
SCREW,MACHINE
310-129

Frequently Asked Questions

What is NSN 5930-00-504-6923?

NSN 5930-00-504-6923 is a Switch,thermostatic, manufactured by Keysight Technologies Inc, classified under FSC 5930 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5930-00-504-6923?

NSN 5930-00-504-6923 has 13 cross-referenced part numbers: 310-129 (Keysight Technologies Inc), 310-129 (Keysight Technologies, Inc.), 884137-3 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), 884137-3 (Rca Corp Distributor and Special Products Div), SM11 (Navcom Defense Electronics, Inc.) and 8 more.

What NSN replaces 5930-00-504-6923?

There are 11 known substitutes for 5930-00-504-6923: 5930-00-112-3219, 5930-00-228-3007, 5930-00-254-0342 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 310-129?

Key specifications for 310-129: Contact Voltage Rating in Volts: 240.0 AC AT SEA LEVEL FIRST VOLTAGE; Contact Stimulus Rating: 70.00 ACTUATION POINT NOMINAL DEGREES CELSIUS AND 0.10 DIFFERENTIAL POINT NOMINAL DEGREES FAHRENHEIT; Contact Adjustability: ACTUATION POINT NOT ADJUSTABLE; Contact Load Current Rating: 250.0 MILLIAMPERES RESISTIVE LOAD SECOND VOLTAGE. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5930-00-504-6923 still in active supply?

NSN 5930-00-504-6923 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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