PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7351-18Relay,electromagnetic

Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect · NSN 5945-00-876-6578 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-876-6578 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-876-6578. Primary manufacturer part number: 7351-18.
Features
  • Relay,electromagnetic — FSC 5945
  • Winding DC Resistance Rating: 267.0 OHMS NOMINAL SINGLE WINDING
  • Main Contact Load Current Rating at Maximum Rated Voltage: 15.0 AMPERES AC RESISTIVE LOAD
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Operating Voltage Rating and Type at Specified Temp: 120.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
  • Unthreaded Mounting Hole Diameter: 0.156 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Main Contact Maximum Voltage Rating in Volts: 250.0 AC
  • Mounting Facility Pattern: DIAGONAL SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-876-6578, 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 Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 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
NSN5945-00-876-6578
Primary Part Number7351-18
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerCooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
StatusACTIVE
Winding DC Resistance Rating267.0 OHMS NOMINAL SINGLE WINDING
Main Contact Load Current Rating at Maximum Rated Voltage15.0 AMPERES AC RESISTIVE LOAD
Center to Center Distance Between Mounting Facilities Parallel to Length2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Operating Voltage Rating and Type at Specified Temp120.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Unthreaded Mounting Hole Diameter0.156 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Main Contact Maximum Voltage Rating in Volts250.0 AC
Mounting Facility PatternDIAGONAL SINGLE MOUNTING FACILITY
Coil Quantity1
Frequency in Hertz60.0 NOMINAL
Center to Center Distance Between Mounting Facilities Parallel to Width0.625 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Terminal Type and Quantity10 PIN ALL FUNCTIONS
Mounting Facility Type and Quantity2 THREADED HOLE(S) SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Nonpile-Up Main Contact Arrangement4 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Winding Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-189-3673SCC23903-6 INTERCHANGEABLE
Transformer,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5950-00-231-6172E424Y1 INTERCHANGEABLE
Transformer Assembly
Bae Systems Information and Electronic Systems Integration Inc.
3020-00-353-92734851 INTERCHANGEABLE
Gear,spur
Cummins Inc.
6695-00-359-99424851 INTERCHANGEABLE
Sampler,liquid
Echelon Supply and Service, Inc.
4940-00-476-2671 INTERCHANGEABLE
Holder,flexible
5950-00-646-155976215-1 INTERCHANGEABLE
Coil,radio Frequency
L3harris Cincinnati Electronics Corporation
5815-00-757-306304851 INTERCHANGEABLE
Teletypewriter Subassembly
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
5360-00-790-2690 INTERCHANGEABLE
Spring,pressure Reg
6640-01-018-97164851 INTERCHANGEABLE
Test Tube,blood Collecting
Becton, Dickinson and Co Dba Becton Dickinson & Co
6505-01-197-88094-851 INTERCHANGEABLE
Rehydration Salts,oral
Jianas Brothers Packaging Company
Cross-Reference Index
Part NumberManufacturer
2180FE22AA Telemecanique Inc (USA)
7351-18 PRIMARY Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect (USA)
FE22-51PA Telemecanique Inc (USA)
FE22AA Telemecanique Inc (USA)
7351-18 Air Dry Co of America, Llc (USA)
2180FE22AA66 Schneider Electric Usa, Inc. (USA)
4851 Rowan-Bmi Corp (USA)
Related Parts
5950-00-189-3673INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
SCC23903-6
5950-00-231-6172INTERCHANGEABLE
TRANSFORMER ASSEMBLY
E424Y1
3020-00-353-9273INTERCHANGEABLE
GEAR,SPUR
4851
6695-00-359-9942INTERCHANGEABLE
SAMPLER,LIQUID
4851
4940-00-476-2671INTERCHANGEABLE
HOLDER,FLEXIBLE
5950-00-646-1559INTERCHANGEABLE
COIL,RADIO FREQUENCY
76215-1
5815-00-757-3063INTERCHANGEABLE
TELETYPEWRITER SUBASSEMBLY
04851
5360-00-790-2690INTERCHANGEABLE
SPRING,PRESSURE REG
6640-01-018-9716INTERCHANGEABLE
TEST TUBE,BLOOD COLLECTING
4851
6505-01-197-8809INTERCHANGEABLE
REHYDRATION SALTS,ORAL
4-851
5360-01-286-0788INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4851
5975-01-462-3353INTERCHANGEABLE
JUNCTION BOX ASSEMBLY

Frequently Asked Questions

What is NSN 5945-00-876-6578?

NSN 5945-00-876-6578 is a Relay,electromagnetic, manufactured by Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-876-6578?

NSN 5945-00-876-6578 has 7 cross-referenced part numbers: 2180FE22AA (Telemecanique Inc), 7351-18 (Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect), FE22-51PA (Telemecanique Inc), FE22AA (Telemecanique Inc), 7351-18 (Air Dry Co of America, Llc) and 2 more.

What NSN replaces 5945-00-876-6578?

There are 12 known substitutes for 5945-00-876-6578: 5950-00-189-3673, 5950-00-231-6172, 3020-00-353-9273 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7351-18?

Key specifications for 7351-18: Overall Width: 2.310 INCHES NOMINAL IN; Winding DC Resistance Rating: 267.0 OHMS NOMINAL SINGLE WINDING; Main Contact Load Current Rating at Maximum Rated Voltage: 15.0 AMPERES AC RESISTIVE LOAD; Center to Center Distance Between Mounting Facilities Parallel to Length: 2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN. 18 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com