PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13205E4781Relay,electromagnetic

Cecom Lr Center · NSN 5945-00-057-5654 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-057-5654 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-057-5654. Primary manufacturer part number: 13205E4781.
Features
  • Relay,electromagnetic — FSC 5945
  • Terminal Type and Quantity: 8 SCREW ALL FUNCTIONS
  • Nominal Thread Size: 0.164 INCHES SINGLE MOUNTING FACILITY IN
  • Main Contact Maximum Voltage Rating in Volts: 28.0 DC
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
  • Coil Quantity: 3
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.312 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Mounting Facility Pattern: RECTANGULAR SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-057-5654, 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 Cecom Lr Center. Government technical data includes 18 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-057-5654
Primary Part Number13205E4781
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerCecom Lr Center
StatusACTIVE
Terminal Type and Quantity8 SCREW ALL FUNCTIONS
Nominal Thread Size0.164 INCHES SINGLE MOUNTING FACILITY IN
Main Contact Maximum Voltage Rating in Volts28.0 DC
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Coil Quantity3
Center to Center Distance Between Mounting Facilities Parallel to Length2.312 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Mounting Facility Type and Quantity4 THREADED HOLE(S) SINGLE MOUNTING FACILITY
Winding Quantity3
Features ProvidedLATCHING CONTACTS
Operating Voltage Rating and Type at Specified Temp28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Thread DirectionRIGHT-HAND SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Center to Center Distance Between Mounting Facilities Parallel to Width1.843 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Nonpile-Up Main Contact Arrangement1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED AND 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Main Contact Load Current Rating at Maximum Rated Voltage10.0 AMPERES DC RESISTIVE LOAD
Thread Quantity Per Inch32 SINGLE MOUNTING FACILITY
Thread Class2B SINGLE MOUNTING FACILITY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3655-00-730-6025 INTERCHANGEABLE
Guard Oil Seal
Cross-Reference Index
Part NumberManufacturer
11471-9 Square D Co Pinellas Plant (USA)
13205E4781 PRIMARY Cecom Lr Center (USA)
11471-9 Square D Co Electromagnetic Industries Div (USA)
Related Parts
3655-00-730-6025INTERCHANGEABLE
GUARD OIL SEAL

Frequently Asked Questions

What is NSN 5945-00-057-5654?

NSN 5945-00-057-5654 is a Relay,electromagnetic, manufactured by Cecom Lr Center, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-057-5654?

NSN 5945-00-057-5654 has 3 cross-referenced part numbers: 11471-9 (Square D Co Pinellas Plant), 13205E4781 (Cecom Lr Center), 11471-9 (Square D Co Electromagnetic Industries Div).

What NSN replaces 5945-00-057-5654?

There is 1 known substitute for 5945-00-057-5654: 3655-00-730-6025. Verify interchangeability with system specifications before substitution.

What are the specifications of 13205E4781?

Key specifications for 13205E4781: Terminal Type and Quantity: 8 SCREW ALL FUNCTIONS; Nominal Thread Size: 0.164 INCHES SINGLE MOUNTING FACILITY IN; Main Contact Maximum Voltage Rating in Volts: 28.0 DC; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY. 22 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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