PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

538113-73Relay,electromagnetic

Raytheon Company Dba Raytheon · NSN 5945-01-203-6836 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-203-6836 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-203-6836. Primary manufacturer part number: 538113-73.
Features
  • Relay,electromagnetic — FSC 5945
  • Specification/standard Data: 81349-MIL-R-39016/9 GOVERNMENT SPECIFICATION
  • Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 28.0 DC
  • Main Contact Load Current Rating at Maximum Rated Voltage: 250.0 MILLIAMPERES AC AND 1.0 AMPERES DC RESISTIVE LOAD
  • Terminal Type and Quantity: 8 WIRE LEAD ALL FUNCTIONS
  • Arc Quenching Method: AIR
  • Time Delay: 0.002 SECONDS MAXIMUM FIXED OPERATE TIME
  • Nonpile-Up Main Contact Arrangement: 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-01-203-6836, 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 Raytheon Company Dba Raytheon. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 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
NSN5945-01-203-6836
Primary Part Number538113-73
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Specification/standard Data81349-MIL-R-39016/9 GOVERNMENT SPECIFICATION
Main Contact Maximum Voltage Rating in Volts115.0 AC AND 28.0 DC
Main Contact Load Current Rating at Maximum Rated Voltage250.0 MILLIAMPERES AC AND 1.0 AMPERES DC RESISTIVE LOAD
Terminal Type and Quantity8 WIRE LEAD ALL FUNCTIONS
Arc Quenching MethodAIR
Time Delay0.002 SECONDS MAXIMUM FIXED OPERATE TIME
Nonpile-Up Main Contact Arrangement2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Mounting Facility Type and Quantity1 TERMINAL SINGLE MOUNTING FACILITY
Storage TypeGENERAL PURPOSE WAREHOUSE
Operating Voltage Rating and Type at Specified Temp26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Test Data Document81349-MIL-R-39016 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Time Delay0.0015 SECONDS MAXIMUM FIXED RELEASE TIME
Criticality Code JustificationFEAT
Environmental ProtectionHERMETIC
Fragility FactorMODERATELY RUGGED
Winding Quantity1
Duty TypeCONTINUOUS
Main Contact Load Current Rating at Maximum Rated Voltage200.0 MILLIAMPERES DC INDUCTIVE LOAD
Winding DC Resistance Rating1.56 KILOHMS NOMINAL SINGLE WINDING
Purpose for Which DesignedSPECIFIC
Coil Quantity1
Main Contact Load Current Rating at Maximum Rated Voltage100.0 MILLIAMPERES DC LAMP LOAD
Overall Diameter0.370 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6210-00-825-2051101-3830-09-101 INTERCHANGEABLE
Light,indicator
Dialight Corporation
5945-01-016-7346 INTERCHANGEABLE
Relay,electromagnetic
Cross-Reference Index
Part NumberManufacturer
538113-73 Raytheon Company Dba Raytheon (USA)
25485-41034 Leonardo Mw Ltd (GBR)
M39016/9-062L Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-39016/9 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
25485-41034 Leonardo Uk Ltd (GBR)
M39016/9-006L Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-R-39016/9 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
10138309 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
6210-00-825-2051INTERCHANGEABLE
LIGHT,INDICATOR
101-3830-09-101
5945-01-016-7346INTERCHANGEABLE
RELAY,ELECTROMAGNETIC

Frequently Asked Questions

What is NSN 5945-01-203-6836?

NSN 5945-01-203-6836 is a Relay,electromagnetic, manufactured by Raytheon Company Dba Raytheon, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-203-6836?

NSN 5945-01-203-6836 has 8 cross-referenced part numbers: 538113-73 (Raytheon Company Dba Raytheon), 25485-41034 (Leonardo Mw Ltd), M39016/9-062L (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-PRF-39016/9 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 25485-41034 (Leonardo Uk Ltd) and 3 more.

What NSN replaces 5945-01-203-6836?

There are 2 known substitutes for 5945-01-203-6836: 6210-00-825-2051, 5945-01-016-7346. Verify interchangeability with system specifications before substitution.

What are the specifications of 538113-73?

Key specifications for 538113-73: Specification/standard Data: 81349-MIL-R-39016/9 GOVERNMENT SPECIFICATION; Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 28.0 DC; Main Contact Load Current Rating at Maximum Rated Voltage: 250.0 MILLIAMPERES AC AND 1.0 AMPERES DC RESISTIVE LOAD; Terminal Type and Quantity: 8 WIRE LEAD ALL FUNCTIONS. 25 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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