PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16975Relay,electromagnetic

Raytheon Company Dba Raytheon · NSN 5945-00-231-1820 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-231-1820 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-231-1820. Primary manufacturer part number: 16975.
Features
  • Relay,electromagnetic — FSC 5945
  • Thread Class: 2A SINGLE MOUNTING FACILITY A
  • Coil Quantity: 1
  • Operating Voltage Rating and Type at Specified Temp: 28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Main Contact Load Current Rating at Maximum Rated Voltage: 2.0 AMPERES AC RESISTIVE LOAD
  • Environmental Protection: HERMETIC
  • Mounting Facility Pattern: TRIANGLE SINGLE MOUNTING FACILITY
  • Main Contact Maximum Voltage Rating in Volts: 200.0 AC
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-231-1820, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-231-1820
Primary Part Number16975
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Thread Class2A SINGLE MOUNTING FACILITY A
Coil Quantity1
Operating Voltage Rating and Type at Specified Temp28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Main Contact Load Current Rating at Maximum Rated Voltage2.0 AMPERES AC RESISTIVE LOAD
Environmental ProtectionHERMETIC
Mounting Facility PatternTRIANGLE SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Rating in Volts200.0 AC
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Nonpile-Up Main Contact Arrangement3 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Mounting Facility Type and Quantity3 THREADED STUD(S) SINGLE MOUNTING FACILITY
Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle1.187 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Winding Quantity1
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY IN
Duty TypeCONTINUOUS
Winding DC Resistance Rating350.0 OHMS NOMINAL SINGLE WINDING
Terminal Type and Quantity8 PIN ALL FUNCTIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5935-00-080-465359A5A28-2 INTERCHANGEABLE
Connector,plug,electrical
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
1005-00-499-4392 INTERCHANGEABLE
Connector-Lead Wire
5985-01-062-3035410-0559-040 INTERCHANGEABLE
Switch,radio Frequency Transmiss
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
8145-01-182-039515616 INTERCHANGEABLE
Shipping and Storage Container
Naval Inventory Control Point
5325-01-314-3851 INTERCHANGEABLE
Ring,retaining
5120-01-533-682316975 INTERCHANGEABLE
Wrench,box
Wta Tool Llc
6515-01-587-909302.111.640 INTERCHANGEABLE
Bone Plate
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
B8759-1 Se Relays Llc (magnecraft) Div Se Relays Llc (magnecraft) (USA)
16975 Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA)
16975 PRIMARY Raytheon Company Dba Raytheon (USA)
16975 Cardwell Condenser Corp Lapointe-Admiral Div (USA)
G8P11066 Cardwell Condenser Corp Lapointe-Admiral Div (USA)
Related Parts
5935-00-080-4653INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
59A5A28-2
1005-00-499-4392INTERCHANGEABLE
CONNECTOR-LEAD WIRE
5985-01-062-3035INTERCHANGEABLE
SWITCH,RADIO FREQUENCY TRANSMISS
410-0559-040
8145-01-182-0395INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER
15616
5325-01-314-3851INTERCHANGEABLE
RING,RETAINING
5120-01-533-6823INTERCHANGEABLE
WRENCH,BOX
16975
6515-01-587-9093INTERCHANGEABLE
BONE PLATE
02.111.640

Frequently Asked Questions

What is NSN 5945-00-231-1820?

NSN 5945-00-231-1820 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 5945-00-231-1820?

NSN 5945-00-231-1820 has 5 cross-referenced part numbers: B8759-1 (Se Relays Llc (magnecraft) Div Se Relays Llc (magnecraft)), 16975 (Northrop Grumman Systems Corporation Div Es Defensive Systems Division), 16975 (Raytheon Company Dba Raytheon), 16975 (Cardwell Condenser Corp Lapointe-Admiral Div), G8P11066 (Cardwell Condenser Corp Lapointe-Admiral Div).

What NSN replaces 5945-00-231-1820?

There are 7 known substitutes for 5945-00-231-1820: 5935-00-080-4653, 1005-00-499-4392, 5985-01-062-3035 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16975?

Key specifications for 16975: Thread Class: 2A SINGLE MOUNTING FACILITY A; Coil Quantity: 1; Operating Voltage Rating and Type at Specified Temp: 28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING; Overall Length: 2.430 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com