PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H12S10Relay,electromagnetic

Te Connectivity Corporation · NSN 5945-00-240-1782 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-240-1782 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-240-1782. Primary manufacturer part number: H12S10.
Features
  • Relay,electromagnetic — FSC 5945
  • Main Contact Maximum Voltage Rating in Volts: 9500.0 AC
  • Thread Quantity Per Inch: 32 SINGLE MOUNTING FACILITY
  • Thread Series Designator: UN SINGLE MOUNTING FACILITY
  • Duty Type: CONTINUOUS
  • Coil Quantity: 1
  • Terminal Type and Quantity: 5 PIN ALL FUNCTIONS
  • Winding DC Resistance Rating: 250.0 OHMS NOMINAL SINGLE WINDING
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-240-1782, is classified within Federal Supply Class 5945 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Te Connectivity Corporation. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-240-1782
Primary Part NumberH12S10
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusACTIVE
Main Contact Maximum Voltage Rating in Volts9500.0 AC
Thread Quantity Per Inch32 SINGLE MOUNTING FACILITY
Thread Series DesignatorUN SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Coil Quantity1
Terminal Type and Quantity5 PIN ALL FUNCTIONS
Winding DC Resistance Rating250.0 OHMS NOMINAL SINGLE WINDING
Main Contact Load Current Rating at Maximum Rated Voltage15.0 AMPERES AC RESISTIVE LOAD
Nominal Thread Size0.875 INCHES SINGLE MOUNTING FACILITY IN
Overall Diameter1.060 INCHES NOMINAL IN
Winding Quantity1
Operating Voltage Rating and Type at Specified Temp26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Mounting Facility Type and Quantity1 THREADED BUSHING SINGLE MOUNTING FACILITY
Nonpile-Up Main Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Thread Class2A SINGLE MOUNTING FACILITY A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5940-00-171-015612-360 INTERCHANGEABLE
Terminal Board
Stancil Corp
2940-00-376-85784320512 INTERCHANGEABLE
Filter Element,fluid
Deluxe Products Div Walker Mfg Co
3110-00-554-3217C5949 INTERCHANGEABLE
Bearing,ball,annular
Aei Corp-Okla Dba American Electric Ignition Co
2640-00-555-2839 INTERCHANGEABLE
Valve,pneumatic Tire
3010-00-702-0355T1-3 INTERCHANGEABLE
Coupling,shaft,flexible
Roller Bearing Co of America, Inc Div Pic Design
5940-00-717-2907 INTERCHANGEABLE
Terminal,feedthru
3455-01-050-9839716-002217 INTERCHANGEABLE
Cutter,milling,end
Doall Baltimore Company
3110-01-213-9742T-13 INTERCHANGEABLE
Bearing,ball,annular
Scott and Fetzer Co the Powerwinch Div
3120-01-648-1820T13 INTERCHANGEABLE
Bearing,sleeve
Textron Aviation Inc
Cross-Reference Index
Part NumberManufacturer
H12S10 PRIMARY Te Connectivity Corporation (USA)
10558423 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
T13 Torr Laboratories Inc (USA)
Related Parts
5940-00-171-0156INTERCHANGEABLE
TERMINAL BOARD
12-360
2940-00-376-8578INTERCHANGEABLE
FILTER ELEMENT,FLUID
4320512
3110-00-554-3217INTERCHANGEABLE
BEARING,BALL,ANNULAR
C5949
2640-00-555-2839INTERCHANGEABLE
VALVE,PNEUMATIC TIRE
3010-00-702-0355INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
T1-3
5940-00-717-2907INTERCHANGEABLE
TERMINAL,FEEDTHRU
3455-01-050-9839INTERCHANGEABLE
CUTTER,MILLING,END
716-002217
3110-01-213-9742INTERCHANGEABLE
BEARING,BALL,ANNULAR
T-13
3120-01-648-1820INTERCHANGEABLE
BEARING,SLEEVE
T13

Frequently Asked Questions

What is NSN 5945-00-240-1782?

NSN 5945-00-240-1782 is a Relay,electromagnetic, manufactured by Te Connectivity Corporation, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-240-1782?

NSN 5945-00-240-1782 has 3 cross-referenced part numbers: H12S10 (Te Connectivity Corporation), 10558423 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), T13 (Torr Laboratories Inc).

What NSN replaces 5945-00-240-1782?

There are 9 known substitutes for 5945-00-240-1782: 5940-00-171-0156, 2940-00-376-8578, 3110-00-554-3217 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of H12S10?

Key specifications for H12S10: Main Contact Maximum Voltage Rating in Volts: 9500.0 AC; Thread Quantity Per Inch: 32 SINGLE MOUNTING FACILITY; Thread Series Designator: UN SINGLE MOUNTING FACILITY; Duty Type: CONTINUOUS. 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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