PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6288972Relay,electromagnetic

Naval Sea Systems Command · NSN 5945-00-502-9643 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-502-9643 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-502-9643. Primary manufacturer part number: 6288972.
Features
  • Relay,electromagnetic — FSC 5945
  • Winding DC Resistance Rating: 71.0 OHMS NOMINAL SINGLE WINDING
  • Operating Voltage Rating and Type at Specified Temp: 24.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Unthreaded Mounting Hole Diameter: 0.196 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Environmental Protection: DUSTPROOF AND EXPLOSION PROOF AND WATER RESISTANT
  • Winding Quantity: 1
  • Coil Quantity: 1
  • Nonpile-Up Main Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-502-9643, 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 Naval Sea Systems Command. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 11 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
NSN5945-00-502-9643
Primary Part Number6288972
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusCANCELLED
Winding DC Resistance Rating71.0 OHMS NOMINAL SINGLE WINDING
Operating Voltage Rating and Type at Specified Temp24.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Unthreaded Mounting Hole Diameter0.196 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Environmental ProtectionDUSTPROOF AND EXPLOSION PROOF AND WATER RESISTANT
Winding Quantity1
Coil Quantity1
Nonpile-Up Main Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Main Contact Maximum Voltage Rating in Volts28.0 DC
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Main Contact Load Current Rating at Maximum Rated Voltage100.0 AMPERES DC RESISTIVE LOAD
Terminal Type and Quantity4 PIN ALL FUNCTIONS
Nominal Operating Current Rating and Type390.0 MILLIAMPERES DC SINGLE WINDING
Center to Center Distance Between Mounting Facilities Parallel to Length2.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2530-00-040-2688 INTERCHANGEABLE
Detent Plate
5950-00-175-316621-120 INTERCHANGEABLE
Reactor
Bae Systems Information and Electronic Systems Integration Inc.
5120-00-223-95571204-2 INTERCHANGEABLE
Extractor,stuffing Box and Pump
C. S. Osborne and Company Dba Cs Osborne & Co
5998-00-226-2066C1002 INTERCHANGEABLE
Circuit Card Assembly
Canberra Industries Inc.
5930-00-258-4624400859-1 INTERCHANGEABLE
Switch,push
Raytheon Company Dba Raytheon
2530-00-377-8779217321N INTERCHANGEABLE
Tank,pressure
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
5950-00-647-9078 INTERCHANGEABLE
Transformer,discriminator
5950-00-699-035312042 INTERCHANGEABLE
Core,electromagnetic Component
Parker-Hannifin Corporation Dba Control Systems Division
5950-00-835-4709335C697H01 INTERCHANGEABLE
Reactor
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
6150-00-935-523517405 INTERCHANGEABLE
Cable Assembly,power,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
Cross-Reference Index
Part NumberManufacturer
074094 General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels (CHE)
6288972 PRIMARY Naval Sea Systems Command (USA)
405-0634-000 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
6041H80A Eaton Corp Opns & Technical Center (USA)
6041H80 PRIMARY Safran Power Usa, Llc (USA)
405-0634-00 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
1204-2 PRIMARY Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
C100-2 313 Aerospace, Llc Div Aero-Mach Tco Manufacturing D/b/a 313 Aerospace (USA)
3174-1 Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc (USA)
NAF1204-2 PRIMARY Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
405-0634-000 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
NAF1204-2 Walter Motor Truck Co (USA)
6041H80A Safran Power Usa, Llc (USA)
6041H80 Eaton Corp Opns & Technical Center (USA)
NAF1204-2 PRIMARY Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co (USA)
Related Parts
2530-00-040-2688INTERCHANGEABLE
DETENT PLATE
5950-00-175-3166INTERCHANGEABLE
REACTOR
21-120
5120-00-223-9557INTERCHANGEABLE
EXTRACTOR,STUFFING BOX AND PUMP
1204-2
5998-00-226-2066INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
C1002
5930-00-258-4624INTERCHANGEABLE
SWITCH,PUSH
400859-1
2530-00-377-8779INTERCHANGEABLE
TANK,PRESSURE
217321N
5950-00-647-9078INTERCHANGEABLE
TRANSFORMER,DISCRIMINATOR
5950-00-699-0353INTERCHANGEABLE
CORE,ELECTROMAGNETIC COMPONENT
12042
5950-00-835-4709INTERCHANGEABLE
REACTOR
335C697H01
6150-00-935-5235INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
17405
5950-00-964-7321INTERCHANGEABLE
REACTOR
6625-00-976-9555INTERCHANGEABLE
SWITCH,ELECTRONIC

Frequently Asked Questions

What is NSN 5945-00-502-9643?

NSN 5945-00-502-9643 is a Relay,electromagnetic, manufactured by Naval Sea Systems Command, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-00-502-9643?

NSN 5945-00-502-9643 has 15 cross-referenced part numbers: 074094 (General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels), 6288972 (Naval Sea Systems Command), 405-0634-000 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 6041H80A (Eaton Corp Opns & Technical Center), 6041H80 (Safran Power Usa, Llc) and 10 more.

What NSN replaces 5945-00-502-9643?

There are 12 known substitutes for 5945-00-502-9643: 2530-00-040-2688, 5950-00-175-3166, 5120-00-223-9557 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6288972?

Key specifications for 6288972: Winding DC Resistance Rating: 71.0 OHMS NOMINAL SINGLE WINDING; Operating Voltage Rating and Type at Specified Temp: 24.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING; Unthreaded Mounting Hole Diameter: 0.196 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Overall Height: 1.980 INCHES NOMINAL IN. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-00-502-9643 still in active supply?

NSN 5945-00-502-9643 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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