PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L218681-3Relay,electromagnetic

Raytheon Company Dba Raytheon Co · NSN 5945-00-259-1212 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-259-1212 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-259-1212. Primary manufacturer part number: L218681-3.
Features
  • Relay,electromagnetic — FSC 5945
  • Pile-Up Main Contact Form Arrangement: 2C
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Winding Quantity: 1
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Winding DC Resistance Rating: 200.0 OHMS NOMINAL SINGLE WINDING
  • Thread Class: 2B SINGLE MOUNTING FACILITY
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-259-1212, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5945-00-259-1212
Primary Part NumberL218681-3
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon Co
StatusCANCELLED
Pile-Up Main Contact Form Arrangement2C
Center to Center Distance Between Mounting Facilities Parallel to Length0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Winding Quantity1
Center to Center Distance Between Mounting Facilities Parallel to Width0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Winding DC Resistance Rating200.0 OHMS NOMINAL SINGLE WINDING
Thread Class2B SINGLE MOUNTING FACILITY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Mounting Facility Type and Quantity4 THREADED HOLE(S) SINGLE MOUNTING FACILITY
Terminal Type and Quantity8 PIN ALL FUNCTIONS
Main Contact Maximum Voltage Rating in Volts30.0 DC
Coil Quantity1
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Nominal Thread Size0.112 INCHES SINGLE MOUNTING FACILITY IN
Main Contact Load Current Rating at Maximum Rated Voltage3.0 AMPERES DC RESISTIVE LOAD
Nominal Operating Current Rating and Type76.0 MILLIAMPERES DC SINGLE WINDING
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
4720-00-445-4535FF290 INTERCHANGEABLE
Hose,preformed
Automotive Parts Co Div of Genuine Parts Co
5930-00-755-74545509-1 INTERCHANGEABLE
Switch,push
Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging
5935-00-780-96615509-1 INTERCHANGEABLE
Connector,receptacle,electrical
Microwave Devices Inc
5935-00-928-7850357-7207-080 INTERCHANGEABLE
Connector,receptacle,electrical
Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems
5995-01-332-6886G284347-148 INTERCHANGEABLE
Cable Assembly,radio Frequency
Raytheon Company Dba Raytheon Co
6240-01-344-694036PAR36CAP/WFL/12V INTERCHANGEABLE
Lamp,incandescent
Gte Products Corp Sylvania Miniature Lighting Div
2540-01-533-948755091 INTERCHANGEABLE
Tow Hook
Aerovironment, Inc. Dba Aerovironment Inc
Cross-Reference Index
Part NumberManufacturer
5509-1 Airpax Corporation Llc Dba Airpax Corporation Llc (USA)
5409-30 Te Connectivity Corporation (USA)
5509-1 Te Connectivity Corporation (USA)
5409-30 Airpax Corporation Llc Dba Airpax Corporation Llc (USA)
L218681-3 PRIMARY Raytheon Company Dba Raytheon Co (USA)
Related Parts
4720-00-445-4535INTERCHANGEABLE
HOSE,PREFORMED
FF290
5930-00-755-7454INTERCHANGEABLE
SWITCH,PUSH
5509-1
5935-00-780-9661INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5509-1
5935-00-928-7850INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
357-7207-080
5995-01-332-6886INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
G284347-148
6240-01-344-6940INTERCHANGEABLE
LAMP,INCANDESCENT
36PAR36CAP/WFL/12V
2540-01-533-9487INTERCHANGEABLE
TOW HOOK
55091

Frequently Asked Questions

What is NSN 5945-00-259-1212?

NSN 5945-00-259-1212 is a Relay,electromagnetic, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-00-259-1212?

NSN 5945-00-259-1212 has 5 cross-referenced part numbers: 5509-1 (Airpax Corporation Llc Dba Airpax Corporation Llc), 5409-30 (Te Connectivity Corporation), 5509-1 (Te Connectivity Corporation), 5409-30 (Airpax Corporation Llc Dba Airpax Corporation Llc), L218681-3 (Raytheon Company Dba Raytheon Co).

What NSN replaces 5945-00-259-1212?

There are 7 known substitutes for 5945-00-259-1212: 4720-00-445-4535, 5930-00-755-7454, 5935-00-780-9661 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of L218681-3?

Key specifications for L218681-3: Pile-Up Main Contact Form Arrangement: 2C; Center to Center Distance Between Mounting Facilities Parallel to Length: 0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Winding Quantity: 1; Center to Center Distance Between Mounting Facilities Parallel to Width: 0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-00-259-1212 still in active supply?

NSN 5945-00-259-1212 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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