PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8193581Relay,electromagnetic

Us Army Aviation and Missile Command · NSN 5945-00-247-8364 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-247-8364 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-247-8364. Primary manufacturer part number: 8193581.
Features
  • Relay,electromagnetic — FSC 5945
  • Coil Quantity: 1
  • Main Contact Load Current Rating at Maximum Rated Voltage: 5.0 AMPERES AC AND 500.0 MILLIAMPERES DC RESISTIVE LOAD
  • Main Contact Maximum Voltage Rating in Volts: 50.0 AC AND 500.0 DC
  • Nonpile-Up Main Contact Arrangement: 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Terminal Type and Quantity: 5 PIN ALL FUNCTIONS
  • Winding DC Resistance Rating: 4.0 KILOHMS NOMINAL SINGLE WINDING
  • Environmental Protection: HERMETIC
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-247-8364, 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 Aviation and Missile Command. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5945-00-247-8364
Primary Part Number8193581
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusCANCELLED
Coil Quantity1
Main Contact Load Current Rating at Maximum Rated Voltage5.0 AMPERES AC AND 500.0 MILLIAMPERES DC RESISTIVE LOAD
Main Contact Maximum Voltage Rating in Volts50.0 AC AND 500.0 DC
Nonpile-Up Main Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Terminal Type and Quantity5 PIN ALL FUNCTIONS
Winding DC Resistance Rating4.0 KILOHMS NOMINAL SINGLE WINDING
Environmental ProtectionHERMETIC
Overall Diameter1.280 INCHES NOMINAL IN
Duty TypeCONTINUOUS
Winding Quantity1
Mounting Facility Type and Quantity1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Nominal Operating Current Rating and Type8.1 MILLIAMPERES DC SINGLE WINDING
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5821-00-041-18452Z3351-458 INTERCHANGEABLE
Plate
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2815-00-091-8035118679 INTERCHANGEABLE
Insert,engine Valve Seat
Dresser, Llc
4310-00-173-5268257B INTERCHANGEABLE
Ring,piston
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
5940-00-269-2219257103 INTERCHANGEABLE
Post,binding,electrical
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
7320-00-389-5117P-9771 INTERCHANGEABLE
Blade,slicer Attachment
Itw Food Equipment Group Llc Dba Hobart Service
5330-00-403-647511879 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
6125-00-544-4125275B INTERCHANGEABLE
Motor-Generator
Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
5330-00-580-244711879 INTERCHANGEABLE
Gasket
Napco International Llc Dba Napco International Inc
3120-00-753-9426118679 INTERCHANGEABLE
Bushing,sleeve
Goodrich Corporation Dba Goodrich Corp
2810-00-979-7520257B INTERCHANGEABLE
Plug,vacuum Pump Dr
Textron Lycoming Inc Williamsport Plant
Cross-Reference Index
Part NumberManufacturer
118679 At and T Corp (USA)
118 79 Telemechanics Inc (USA)
257B American Telephone and Telegraph Co (USA)
118 79 Alnitak Corporation (USA)
8193581 PRIMARY Us Army Aviation and Missile Command (USA)
257B At and T Corp (USA)
118679 American Telephone and Telegraph Co (USA)
275B American Telephone and Telegraph Co (USA)
275B At and T Corp (USA)
AE132-005-99 Dare Electronics, Inc. (USA)
Related Parts
5821-00-041-1845INTERCHANGEABLE
PLATE
2Z3351-458
2815-00-091-8035INTERCHANGEABLE
INSERT,ENGINE VALVE SEAT
118679
4310-00-173-5268INTERCHANGEABLE
RING,PISTON
257B
5940-00-269-2219INTERCHANGEABLE
POST,BINDING,ELECTRICAL
257103
7320-00-389-5117INTERCHANGEABLE
BLADE,SLICER ATTACHMENT
P-9771
5330-00-403-6475INTERCHANGEABLE
SEAL,PLAIN ENCASED
11879
6125-00-544-4125INTERCHANGEABLE
MOTOR-GENERATOR
275B
5330-00-580-2447INTERCHANGEABLE
GASKET
11879
3120-00-753-9426INTERCHANGEABLE
BUSHING,SLEEVE
118679
2810-00-979-7520INTERCHANGEABLE
PLUG,VACUUM PUMP DR
257B
5935-01-152-1241INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
819358-1
5342-01-163-0784INTERCHANGEABLE
BRACKET,QUICK RELEASE
601

Frequently Asked Questions

What is NSN 5945-00-247-8364?

NSN 5945-00-247-8364 is a Relay,electromagnetic, manufactured by Us Army Aviation and Missile Command, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-00-247-8364?

NSN 5945-00-247-8364 has 10 cross-referenced part numbers: 118679 (At and T Corp), 118 79 (Telemechanics Inc), 257B (American Telephone and Telegraph Co), 118 79 (Alnitak Corporation), 8193581 (Us Army Aviation and Missile Command) and 5 more.

What NSN replaces 5945-00-247-8364?

There are 12 known substitutes for 5945-00-247-8364: 5821-00-041-1845, 2815-00-091-8035, 4310-00-173-5268 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8193581?

Key specifications for 8193581: Coil Quantity: 1; Main Contact Load Current Rating at Maximum Rated Voltage: 5.0 AMPERES AC AND 500.0 MILLIAMPERES DC RESISTIVE LOAD; Main Contact Maximum Voltage Rating in Volts: 50.0 AC AND 500.0 DC; Special Features: ARC QUENCHING METHOD: HYDROGEN. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-00-247-8364 still in active supply?

NSN 5945-00-247-8364 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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