PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5409-7Relay,electromagnetic

Te Connectivity Corporation · NSN 5945-00-865-0375 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-865-0375 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-865-0375. Primary manufacturer part number: 5409-7.
Features
  • Relay,electromagnetic — FSC 5945
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Storage Type: GENERAL PURPOSE WAREHOUSE
  • Main Contact Load Current Rating at Maximum Rated Voltage: 3.0 AMPERES AC AND 1.5 AMPERES DC INDUCTIVE LOAD
  • Time Delay: 0.015 SECONDS MAXIMUM FIXED OPERATE TIME
  • Operating Voltage Rating and Type at Specified Temp: 12.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Main Contact Load Current Rating at Maximum Rated Voltage: 3.0 AMPERES AC AND 3.0 AMPERES DC RESISTIVE LOAD
  • Terminal Type and Quantity: 8 TAB, SOLDER LUG ALL FUNCTIONS
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
  • Applications requiring Silver Contact construction
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-865-0375, 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 27 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-865-0375
Primary Part Number5409-7
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Length0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Storage TypeGENERAL PURPOSE WAREHOUSE
Main Contact Load Current Rating at Maximum Rated Voltage3.0 AMPERES AC AND 1.5 AMPERES DC INDUCTIVE LOAD
Time Delay0.015 SECONDS MAXIMUM FIXED OPERATE TIME
Operating Voltage Rating and Type at Specified Temp12.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Main Contact Load Current Rating at Maximum Rated Voltage3.0 AMPERES AC AND 3.0 AMPERES DC RESISTIVE LOAD
Terminal Type and Quantity8 TAB, SOLDER LUG ALL FUNCTIONS
Nonpile-Up Main Contact Arrangement2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Fragility FactorMODERATELY RUGGED
Thread DirectionRIGHT-HAND SINGLE MOUNTING FACILITY
Coil Quantity1
Nominal Thread Size0.112 INCHES SINGLE MOUNTING FACILITY IN
Cubic Measure0.844 CUBIC INCHES
Duty TypeCONTINUOUS
MaterialSILVER CONTACT
Center to Center Distance Between Mounting Facilities Parallel to Width0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Arc Quenching MethodAIR
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
MaterialSTEEL CORROSION RESISTING CASE
Mounting Facility Type and Quantity4 THREADED HOLE(S) SINGLE MOUNTING FACILITY
Thread Class2B SINGLE MOUNTING FACILITY
Environmental ProtectionHERMETIC
Main Contact Maximum Voltage Rating in Volts115.0 AC AND 26.5 DC
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Winding DC Resistance Rating108.0 OHMS NOMINAL SINGLE WINDING
Time Delay0.01 SECONDS MAXIMUM FIXED RELEASE TIME
Purpose for Which DesignedGENERAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5962-01-058-1539 INTERCHANGEABLE
Microcircuit,digital
5331-01-678-193954097 INTERCHANGEABLE
O-Ring
Avon Protection Systems Incorporated Dba Avon Protection Systems Inc
Cross-Reference Index
Part NumberManufacturer
5409-7 PRIMARY Te Connectivity Corporation (USA)
5409-7 Te Connectivity Corporation (USA)
5409-7 Airpax Corporation Llc Dba Airpax Corporation Llc (USA)
Related Parts
5962-01-058-1539INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5331-01-678-1939INTERCHANGEABLE
O-RING
54097

Frequently Asked Questions

What is NSN 5945-00-865-0375?

NSN 5945-00-865-0375 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 5945-00-865-0375?

NSN 5945-00-865-0375 has 3 cross-referenced part numbers: 5409-7 (Te Connectivity Corporation), 5409-7 (Te Connectivity Corporation), 5409-7 (Airpax Corporation Llc Dba Airpax Corporation Llc).

What NSN replaces 5945-00-865-0375?

There are 2 known substitutes for 5945-00-865-0375: 5962-01-058-1539, 5331-01-678-1939. Verify interchangeability with system specifications before substitution.

What are the specifications of 5409-7?

Key specifications for 5409-7: Overall Length: 1.156 INCHES MAXIMUM IN; Center to Center Distance Between Mounting Facilities Parallel to Length: 0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Overall Height: 1.062 INCHES MAXIMUM IN; Storage Type: GENERAL PURPOSE WAREHOUSE. 30 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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