PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MH4453-7Relay,electromagnetic

Edo · NSN 5945-00-259-6725 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-259-6725 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-259-6725. Primary manufacturer part number: MH4453-7.
Features
  • Relay,electromagnetic — FSC 5945
  • Nonpile-Up Main Contact Arrangement: 4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Mounting Facility Pattern: TRIANGLE SINGLE MOUNTING FACILITY
  • Environmental Protection: HERMETIC
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
  • Operating Voltage Rating and Type at Specified Temp: 125.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
  • Winding Quantity: 1
  • Main Contact Maximum Voltage Rating in Volts: 120.0 AC AND 100.0 DC
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-259-6725, 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 Edo. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5945-00-259-6725
Primary Part NumberMH4453-7
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerEdo
StatusCANCELLED
Nonpile-Up Main Contact Arrangement4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Mounting Facility PatternTRIANGLE SINGLE MOUNTING FACILITY
Environmental ProtectionHERMETIC
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Operating Voltage Rating and Type at Specified Temp125.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Winding Quantity1
Main Contact Maximum Voltage Rating in Volts120.0 AC AND 100.0 DC
Winding DC Resistance Rating5.0 KILOHMS NOMINAL SINGLE WINDING
Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Duty TypeCONTINUOUS
Thread Class2A SINGLE MOUNTING FACILITY A
Mounting Facility Type and Quantity3 THREADED STUD(S) SINGLE MOUNTING FACILITY
Terminal Type and Quantity14 PIN ALL FUNCTIONS
Main Contact Load Current Rating at Maximum Rated Voltage2.0 AMPERES AC AND 1.0 AMPERES DC RESISTIVE LOAD
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY IN
Coil Quantity1
Frequency in Hertz60.0 NOMINAL
Thread Quantity Per Inch32 SINGLE MOUNTING FACILITY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5960-00-226-6543SMD439640 INTERCHANGEABLE
Electron Tube
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5815-00-448-13623154 INTERCHANGEABLE
Shaft
Telemechanics Inc
5950-00-605-0969N654179-1 INTERCHANGEABLE
Transformer,radio Frequency
Raytheon Company Dba Raytheon Co
6680-00-722-8044DC-3154 INTERCHANGEABLE
Counter,rotating
Bowmar Llc Dba Bowmar Instrument Corp
5935-00-856-1631TRU-3154 INTERCHANGEABLE
Cover,electrical Connector
Winchester Interconnect Rf Corporation
5330-00-877-02293154 INTERCHANGEABLE
Gasket
Lockheed Martin Corporation Div Rms
5130-01-020-7511315-4 INTERCHANGEABLE
Bit,screwdriver
Apex Tool Group, Llc
1650-01-171-38873154 INTERCHANGEABLE
Clamp Block,line,hy
Transdigm Inc Dba Adel Wiggins Group Div Adel Wiggins
2590-01-232-29153154 INTERCHANGEABLE
Housing,brake
DP Manufacturing Inc.
2090-01-367-39563154 INTERCHANGEABLE
Roll-Up Floor
Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro
Cross-Reference Index
Part NumberManufacturer
MH4453-7 Edo (USA)
3154 Edo (USA)
SF3154 Edo (USA)
3154 Se Relays Llc (magnecraft) Div Se Relays Llc (magnecraft) (USA)
3154 Midland-Ross Corp Midtex Div
SF3154 Raytheon Company (USA)
11HSX110 Se Relays Llc (magnecraft) Div Se Relays Llc (magnecraft) (USA)
3154 Cp Clare Corp North American Sales Operations (USA)
TSH-1650 Precision Switching Inc (USA)
MH4453-7 Te Connectivity Corporation (USA)
Related Parts
5960-00-226-6543INTERCHANGEABLE
ELECTRON TUBE
SMD439640
5815-00-448-1362INTERCHANGEABLE
SHAFT
3154
5950-00-605-0969INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
N654179-1
6680-00-722-8044INTERCHANGEABLE
COUNTER,ROTATING
DC-3154
5935-00-856-1631INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
TRU-3154
5330-00-877-0229INTERCHANGEABLE
GASKET
3154
5130-01-020-7511INTERCHANGEABLE
BIT,SCREWDRIVER
315-4
1650-01-171-3887INTERCHANGEABLE
CLAMP BLOCK,LINE,HY
3154
2590-01-232-2915INTERCHANGEABLE
HOUSING,BRAKE
3154
2090-01-367-3956INTERCHANGEABLE
ROLL-UP FLOOR
3154

Frequently Asked Questions

What is NSN 5945-00-259-6725?

NSN 5945-00-259-6725 is a Relay,electromagnetic, manufactured by Edo, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-00-259-6725?

NSN 5945-00-259-6725 has 10 cross-referenced part numbers: MH4453-7 (Edo), 3154 (Edo), SF3154 (Edo), 3154 (Se Relays Llc (magnecraft) Div Se Relays Llc (magnecraft)), 3154 (Midland-Ross Corp Midtex Div) and 5 more.

What NSN replaces 5945-00-259-6725?

There are 10 known substitutes for 5945-00-259-6725: 5960-00-226-6543, 5815-00-448-1362, 5950-00-605-0969 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MH4453-7?

Key specifications for MH4453-7: Nonpile-Up Main Contact Arrangement: 4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY; Mounting Facility Pattern: TRIANGLE SINGLE MOUNTING FACILITY; Environmental Protection: HERMETIC; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-00-259-6725 still in active supply?

NSN 5945-00-259-6725 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.
PartsTable Design LLC · partstable.com