PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M103Switch,thermostatic

E-Systems Inc Memcor Div Florida Opns · NSN 5930-00-296-3940 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-296-3940 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-296-3940. Primary manufacturer part number: M103.
Features
  • Switch,thermostatic — FSC 5930
  • Terminal Type: TAB, SOLDER LUG
  • Contact Voltage Rating in Volts: 125.0 DC AT SEA LEVEL FOURTH VOLTAGE
  • Contact Load Current Rating: 4.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
  • Contact Load Current Rating: 1.0 AMPERES RESISTIVE LOAD FOURTH VOLTAGE
  • Contact Load Current Rating: 10.0 AMPERES RESISTIVE LOAD THIRD VOLTAGE
  • Contact Stimulus Rating: 104.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 50.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
  • Contact Voltage Rating in Volts: 30.0 DC AT SEA LEVEL THIRD VOLTAGE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,thermostatic, cataloged under National Stock Number 5930-00-296-3940, 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 E-Systems Inc Memcor Div Florida Opns. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5930-00-296-3940
Primary Part NumberM103
Item NameSwitch,thermostatic
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerE-Systems Inc Memcor Div Florida Opns
StatusACTIVE
Terminal TypeTAB, SOLDER LUG
Contact Voltage Rating in Volts125.0 DC AT SEA LEVEL FOURTH VOLTAGE
Contact Load Current Rating4.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Contact Load Current Rating1.0 AMPERES RESISTIVE LOAD FOURTH VOLTAGE
Contact Load Current Rating10.0 AMPERES RESISTIVE LOAD THIRD VOLTAGE
Contact Stimulus Rating104.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 50.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
Contact Voltage Rating in Volts30.0 DC AT SEA LEVEL THIRD VOLTAGE
Contact Load Current Rating8.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Contact Voltage Rating in Volts125.0 AC AT SEA LEVEL FIRST VOLTAGE
Contact AdjustabilityACTUATION POINT NOT ADJUSTABLE
Contact Voltage Rating in Volts250.0 AC AT SEA LEVEL SECOND VOLTAGE
Nonpile-Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Operating Temp Rating-76.0 FAHRENHEIT MINIMUM AND 600.0 FAHRENHEIT MAXIMUM DEGF
Contact Action StimulusINCREASE
Overall Diameter0.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-103-7410531900-1 INTERCHANGEABLE
Transistor
Raytheon Company Dba Raytheon
5999-00-220-9250M103 INTERCHANGEABLE
Contact,electrical
Smart Machines, Inc. Dba Barker and Williamson
5910-00-256-5594135-1219-3 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
Viking Technologies, Ltd.
7510-00-272-3099 INTERCHANGEABLE
Tack,map
3040-00-628-0506150-0639 INTERCHANGEABLE
Ball Joint
Cummins Power Generation Inc.
5910-00-667-1740 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5910-00-667-5732 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5910-00-669-4907 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
2350-00-740-0800 INTERCHANGEABLE
Tank,combat,full Tracked
5440-01-092-189410103AS INTERCHANGEABLE
Ladder,extension
Little Giant Ladder Systems, Llc
Cross-Reference Index
Part NumberManufacturer
M103 E-Systems Inc Memcor Div Florida Opns (USA)
SYA003 Measurement Specialties Inc (USA)
Related Parts
5961-00-103-7410INTERCHANGEABLE
TRANSISTOR
531900-1
5999-00-220-9250INTERCHANGEABLE
CONTACT,ELECTRICAL
M103
5910-00-256-5594INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
135-1219-3
7510-00-272-3099INTERCHANGEABLE
TACK,MAP
3040-00-628-0506INTERCHANGEABLE
BALL JOINT
150-0639
5910-00-667-1740INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5910-00-667-5732INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5910-00-669-4907INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
2350-00-740-0800INTERCHANGEABLE
TANK,COMBAT,FULL TRACKED
5440-01-092-1894INTERCHANGEABLE
LADDER,EXTENSION
10103AS
4730-01-238-2308INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
4130-01-526-3004INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
M-103

Frequently Asked Questions

What is NSN 5930-00-296-3940?

NSN 5930-00-296-3940 is a Switch,thermostatic, manufactured by E-Systems Inc Memcor Div Florida Opns, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-296-3940?

NSN 5930-00-296-3940 has 2 cross-referenced part numbers: M103 (E-Systems Inc Memcor Div Florida Opns), SYA003 (Measurement Specialties Inc).

What NSN replaces 5930-00-296-3940?

There are 12 known substitutes for 5930-00-296-3940: 5961-00-103-7410, 5999-00-220-9250, 5910-00-256-5594 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M103?

Key specifications for M103: Terminal Type: TAB, SOLDER LUG; Contact Voltage Rating in Volts: 125.0 DC AT SEA LEVEL FOURTH VOLTAGE; Contact Load Current Rating: 4.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE; Contact Load Current Rating: 1.0 AMPERES RESISTIVE LOAD FOURTH VOLTAGE. 16 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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