PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

227586-82Relay,electromagnetic

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5945-00-227-6981 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-227-6981 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-227-6981. Primary manufacturer part number: 227586-82.
Features
  • Relay,electromagnetic — FSC 5945
  • Terminal Type and Quantity: 4 PIN ALL FUNCTIONS
  • Nonpile-Up Main Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
  • Thread Class: 2B SINGLE MOUNTING FACILITY
  • Nominal Thread Size: 0.164 INCHES SINGLE MOUNTING FACILITY IN
  • Mounting Facility Type and Quantity: 4 THREADED HOLE(S) SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-227-6981, 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 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5945-00-227-6981
Primary Part Number227586-82
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusCANCELLED
Terminal Type and Quantity4 PIN ALL FUNCTIONS
Nonpile-Up Main Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Center to Center Distance Between Mounting Facilities Parallel to Width0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Thread Class2B SINGLE MOUNTING FACILITY
Nominal Thread Size0.164 INCHES SINGLE MOUNTING FACILITY IN
Mounting Facility Type and Quantity4 THREADED HOLE(S) SINGLE MOUNTING FACILITY
Winding Quantity1
Main Contact Maximum Voltage Rating in Volts28.0 DC
Center to Center Distance Between Mounting Facilities Parallel to Length0.938 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Winding DC Resistance Rating80.0 OHMS NOMINAL SINGLE WINDING
Coil Quantity1
Duty TypeCONTINUOUS
Operating Voltage Rating and Type at Specified Temp28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Main Contact Load Current Rating at Maximum Rated Voltage100.0 AMPERES DC RESISTIVE LOAD
Thread Quantity Per Inch32 SINGLE MOUNTING FACILITY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5905-01-178-4025 INTERCHANGEABLE
Resistor,variable,wire Wound,non
4820-01-207-102436469 INTERCHANGEABLE
Stem,fluid Valve
Setra Systems, Inc. Dba Gems Sensors
5331-01-276-8437195033 INTERCHANGEABLE
O-Ring
Mueller Co
5310-01-556-666836469 INTERCHANGEABLE
Nut,plain,hexagon
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
195G33 Aimtron Systems, Llc (USA)
G36469 Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co (USA)
195033 Aimtron Systems, Llc (USA)
7472264-1 Communications Instruments Inc Div of Cii Technologies (USA)
401-7900-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
227586-82 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
G31199 PRIMARY Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co (USA)
36469 PRIMARY Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co (USA)
7891367 Genicom Corp (USA)
227586-29 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
7891367 Communications Instruments Inc Div of Cii Technologies (USA)
7586822Z PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
7472264-1 Genicom Corp (USA)
G31199M0D PRIMARY Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co (USA)
Related Parts
5905-01-178-4025INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
4820-01-207-1024INTERCHANGEABLE
STEM,FLUID VALVE
36469
5331-01-276-8437INTERCHANGEABLE
O-RING
195033
5310-01-556-6668INTERCHANGEABLE
NUT,PLAIN,HEXAGON
36469

Frequently Asked Questions

What is NSN 5945-00-227-6981?

NSN 5945-00-227-6981 is a Relay,electromagnetic, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-00-227-6981?

NSN 5945-00-227-6981 has 14 cross-referenced part numbers: 195G33 (Aimtron Systems, Llc), G36469 (Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co), 195033 (Aimtron Systems, Llc), 7472264-1 (Communications Instruments Inc Div of Cii Technologies), 401-7900-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems) and 9 more.

What NSN replaces 5945-00-227-6981?

There are 4 known substitutes for 5945-00-227-6981: 5905-01-178-4025, 4820-01-207-1024, 5331-01-276-8437 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 227586-82?

Key specifications for 227586-82: Terminal Type and Quantity: 4 PIN ALL FUNCTIONS; Nonpile-Up Main Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION; Center to Center Distance Between Mounting Facilities Parallel to Width: 0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-00-227-6981 still in active supply?

NSN 5945-00-227-6981 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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