PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

354A27A2CRelay,electromagnetic

C P Clare Corporation · NSN 5945-00-146-8580 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-146-8580 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-146-8580. Primary manufacturer part number: 354A27A2C.
Features
  • Relay,electromagnetic — FSC 5945
  • Nonpile-Up Main Contact Arrangement: 4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Frequency in Hertz: 60.0 NOMINAL
  • Duty Type: CONTINUOUS
  • Environmental Protection: DUSTPROOF
  • Terminal Type and Quantity: 14 PIN ALL FUNCTIONS
  • Winding DC Resistance Rating: 3.9 KILOHMS NOMINAL SINGLE WINDING
  • Coil Quantity: 1
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-146-8580, 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 C P Clare Corporation. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN5945-00-146-8580
Primary Part Number354A27A2C
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerC P Clare Corporation
StatusACTIVE
Nonpile-Up Main Contact Arrangement4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Frequency in Hertz60.0 NOMINAL
Duty TypeCONTINUOUS
Environmental ProtectionDUSTPROOF
Terminal Type and Quantity14 PIN ALL FUNCTIONS
Winding DC Resistance Rating3.9 KILOHMS NOMINAL SINGLE WINDING
Coil Quantity1
Winding Quantity1
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Mounting Facility Type and Quantity1 THREADED STUD(S) SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Rating in Volts120.0 AC AND 28.0 DC
Thread Quantity Per Inch48 SINGLE MOUNTING FACILITY
Nominal Thread Size0.099 INCHES SINGLE MOUNTING FACILITY IN
Operating Voltage Rating and Type at Specified Temp120.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Main Contact Load Current Rating at Maximum Rated Voltage3.0 AMPERES AC AND 3.0 AMPERES DC RESISTIVE LOAD
Thread Class2A SINGLE MOUNTING FACILITY A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5945-00-477-8131 INTERCHANGEABLE
Relay,electromagnetic
5340-01-542-297802-0410 INTERCHANGEABLE
Bracket,mounting
Kvh Industries Inc
Cross-Reference Index
Part NumberManufacturer
GP1R11A6000 Cp Clare Corp North American Sales Operations (USA)
0005-188-012 Radiodetection, Llc (USA)
354A27A2C PRIMARY C P Clare Corporation (USA)
020-410 Ampex Data Systems Corp Computer Products Div (USA)
F00001-104 Raytheon Company Dba Raytheon (USA)
354A27A2C Cp Clare Corp North American Sales Operations (USA)
Related Parts
5945-00-477-8131INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5340-01-542-2978INTERCHANGEABLE
BRACKET,MOUNTING
02-0410

Frequently Asked Questions

What is NSN 5945-00-146-8580?

NSN 5945-00-146-8580 is a Relay,electromagnetic, manufactured by C P Clare Corporation, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-146-8580?

NSN 5945-00-146-8580 has 6 cross-referenced part numbers: GP1R11A6000 (Cp Clare Corp North American Sales Operations), 0005-188-012 (Radiodetection, Llc), 354A27A2C (C P Clare Corporation), 020-410 (Ampex Data Systems Corp Computer Products Div), F00001-104 (Raytheon Company Dba Raytheon) and 1 more.

What NSN replaces 5945-00-146-8580?

There are 2 known substitutes for 5945-00-146-8580: 5945-00-477-8131, 5340-01-542-2978. Verify interchangeability with system specifications before substitution.

What are the specifications of 354A27A2C?

Key specifications for 354A27A2C: Nonpile-Up Main Contact Arrangement: 4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY; Frequency in Hertz: 60.0 NOMINAL; Duty Type: CONTINUOUS; Environmental Protection: DUSTPROOF. 19 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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