PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LS4342-1Relay,electromagnetic

Te Connectivity Corporation · NSN 5945-00-781-4296 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-781-4296 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-781-4296. Primary manufacturer part number: LS4342-1.
Features
  • Relay,electromagnetic — FSC 5945
  • Time Delay: 0.03 SECONDS NOMINAL FIXED OPERATE TIME
  • Winding Quantity: 1
  • Terminal Type and Quantity: 12 WIRE HOOK CONTACTS
  • Mounting Facility Type and Quantity: 3 THREADED STUD(S) SINGLE MOUNTING FACILITY
  • Main Contact Load Current Rating at Maximum Rated Voltage: 5.0 MILLIAMPERES DC RESISTIVE LOAD
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
  • Terminal Type and Quantity: 2 WIRE HOOK ENERGIZING ELEMENT
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-781-4296, 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 19 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-781-4296
Primary Part NumberLS4342-1
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusACTIVE
Time Delay0.03 SECONDS NOMINAL FIXED OPERATE TIME
Winding Quantity1
Terminal Type and Quantity12 WIRE HOOK CONTACTS
Mounting Facility Type and Quantity3 THREADED STUD(S) SINGLE MOUNTING FACILITY
Main Contact Load Current Rating at Maximum Rated Voltage5.0 MILLIAMPERES DC RESISTIVE LOAD
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Terminal Type and Quantity2 WIRE HOOK ENERGIZING ELEMENT
Mounting Facility PatternTRIANGLE SINGLE MOUNTING FACILITY
Environmental ProtectionHERMETIC
Pile-Up Main Contact Form Arrangement4C
Main Contact Maximum Voltage Rating in Volts150.0 DC
Winding DC Resistance Rating8.000 KILOHMS NOMINAL SINGLE WINDING
Features ProvidedPOLARIZED
Duty TypeCONTINUOUS
Time Delay0.03 SECONDS NOMINAL FIXED RELEASE TIME
Thread Class2A SINGLE MOUNTING FACILITY A
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY IN
Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle1.187 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Coil Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5930-01-117-265343421 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
LS4342-1 PRIMARY Te Connectivity Corporation (USA)
2096217 L3harris Technologies, Inc. (USA)
Related Parts
5930-01-117-2653INTERCHANGEABLE
SWITCH,FLOW
43421

Frequently Asked Questions

What is NSN 5945-00-781-4296?

NSN 5945-00-781-4296 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 5945-00-781-4296?

NSN 5945-00-781-4296 has 2 cross-referenced part numbers: LS4342-1 (Te Connectivity Corporation), 2096217 (L3harris Technologies, Inc.).

What NSN replaces 5945-00-781-4296?

There is 1 known substitute for 5945-00-781-4296: 5930-01-117-2653. Verify interchangeability with system specifications before substitution.

What are the specifications of LS4342-1?

Key specifications for LS4342-1: End Item Identification: MODEL RTC2; Time Delay: 0.03 SECONDS NOMINAL FIXED OPERATE TIME; Winding Quantity: 1; Terminal Type and Quantity: 12 WIRE HOOK CONTACTS. 23 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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