PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

560839Relay,electromagnetic

Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) · NSN 5945-00-539-5254 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-539-5254 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-539-5254. Primary manufacturer part number: 560839.
Features
  • Relay,electromagnetic — FSC 5945
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
  • Environmental Protection: HERMETIC
  • Nominal Thread Size: 0.112 INCHES SINGLE MOUNTING FACILITY IN
  • Nominal Operating Current Rating and Type: 90.0 MILLIAMPERES DC SINGLE WINDING
  • Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle: 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Winding Quantity: 1
  • Operating Voltage Rating and Type at Specified Temp: 28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-539-5254, 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 Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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
NSN5945-00-539-5254
Primary Part Number560839
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerHoneywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Environmental ProtectionHERMETIC
Nominal Thread Size0.112 INCHES SINGLE MOUNTING FACILITY IN
Nominal Operating Current Rating and Type90.0 MILLIAMPERES DC SINGLE WINDING
Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Winding Quantity1
Operating Voltage Rating and Type at Specified Temp28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Main Contact Maximum Voltage Rating in Volts32.0 DC
Coil Quantity1
Winding DC Resistance Rating280.0 OHMS NOMINAL SINGLE WINDING
Main Contact Load Current Rating at Maximum Rated Voltage3.0 AMPERES DC RESISTIVE LOAD
Thread Class2A SINGLE MOUNTING FACILITY A
Duty TypeCONTINUOUS
Mounting Facility PatternTRIANGLE SINGLE MOUNTING FACILITY
Mounting Facility Type and Quantity3 THREADED STUD(S) SINGLE MOUNTING FACILITY
Terminal Type and Quantity8 PIN ALL FUNCTIONS
Nonpile-Up Main Contact Arrangement2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6645-00-536-150822300012 INTERCHANGEABLE
Lever,push
Waltham Aircraft Clock Corp
5970-01-044-56125608-39 INTERCHANGEABLE
Insulator,bushing
Seastrom Manufacturing Co Inc
Cross-Reference Index
Part NumberManufacturer
22300-12 Emerson Electric Co White-Rodgers Div (USA)
560839 Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div (USA)
MG4277 Te Connectivity Corporation (USA)
F8729-1 Olympic Controls Corp (USA)
560839 PRIMARY Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA)
Related Parts
6645-00-536-1508INTERCHANGEABLE
LEVER,PUSH
22300012
5970-01-044-5612INTERCHANGEABLE
INSULATOR,BUSHING
5608-39

Frequently Asked Questions

What is NSN 5945-00-539-5254?

NSN 5945-00-539-5254 is a Relay,electromagnetic, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-539-5254?

NSN 5945-00-539-5254 has 5 cross-referenced part numbers: 22300-12 (Emerson Electric Co White-Rodgers Div), 560839 (Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div), MG4277 (Te Connectivity Corporation), F8729-1 (Olympic Controls Corp), 560839 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).

What NSN replaces 5945-00-539-5254?

There are 2 known substitutes for 5945-00-539-5254: 6645-00-536-1508, 5970-01-044-5612. Verify interchangeability with system specifications before substitution.

What are the specifications of 560839?

Key specifications for 560839: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY; Environmental Protection: HERMETIC; Nominal Thread Size: 0.112 INCHES SINGLE MOUNTING FACILITY IN; Overall Width: 0.930 INCHES NOMINAL IN. 20 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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