PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

342C972H01Relay,electromagnetic

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5945-00-825-3200 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-825-3200 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-825-3200. Primary manufacturer part number: 342C972H01.
Features
  • Relay,electromagnetic — FSC 5945
  • Winding DC Resistance Rating: 500.0 OHMS NOMINAL FIRST WINDING
  • Terminal Type and Quantity: 7 PIN ALL FUNCTIONS
  • Features Provided: POLARIZED
  • Operating Voltage Rating and Type at Specified Temp: 28.0 VOLTS DC 25 DEG CELSIUS ALL WINDINGS
  • Winding DC Resistance Rating: 50.0 OHMS NOMINAL SECOND WINDING
  • Main Contact Load Current Rating at Maximum Rated Voltage: 3.0 AMPERES AC AND 3.0 AMPERES DC RESISTIVE LOAD
  • Main Contact Maximum Voltage Rating in Volts: 120.0 AC AND 28.0 DC
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-825-3200, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-825-3200
Primary Part Number342C972H01
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Winding DC Resistance Rating500.0 OHMS NOMINAL FIRST WINDING
Terminal Type and Quantity7 PIN ALL FUNCTIONS
Features ProvidedPOLARIZED
Operating Voltage Rating and Type at Specified Temp28.0 VOLTS DC 25 DEG CELSIUS ALL WINDINGS
Winding DC Resistance Rating50.0 OHMS NOMINAL SECOND WINDING
Main Contact Load Current Rating at Maximum Rated Voltage3.0 AMPERES AC AND 3.0 AMPERES DC RESISTIVE LOAD
Main Contact Maximum Voltage Rating in Volts120.0 AC AND 28.0 DC
Mounting Facility Type and Quantity1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Winding Quantity2
Coil Quantity2
Environmental ProtectionHERMETIC
Nonpile-Up Main Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Duty TypeCONTINUOUS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4820-00-293-7670 INTERCHANGEABLE
Valve,safety Relief
5915-00-501-00742920137-36 INTERCHANGEABLE
Filter,band Pass
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5935-00-644-682340-1035-1 INTERCHANGEABLE
Connector,receptacle,electrical
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
4820-01-310-4257PG-9002 ITEM 127 INTERCHANGEABLE
Valve,safety Relief
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
Cross-Reference Index
Part NumberManufacturer
94036 Sigma Instruments Inc (USA)
342C972H01 Westinghouse Electric Corp (USA)
342C972H01 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
5J094036SIL Sigma Instruments Inc (USA)
Related Parts
4820-00-293-7670INTERCHANGEABLE
VALVE,SAFETY RELIEF
5915-00-501-0074INTERCHANGEABLE
FILTER,BAND PASS
2920137-36
5935-00-644-6823INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
40-1035-1
4820-01-310-4257INTERCHANGEABLE
VALVE,SAFETY RELIEF
PG-9002 ITEM 127

Frequently Asked Questions

What is NSN 5945-00-825-3200?

NSN 5945-00-825-3200 is a Relay,electromagnetic, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-825-3200?

NSN 5945-00-825-3200 has 4 cross-referenced part numbers: 94036 (Sigma Instruments Inc), 342C972H01 (Westinghouse Electric Corp), 342C972H01 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 5J094036SIL (Sigma Instruments Inc).

What NSN replaces 5945-00-825-3200?

There are 4 known substitutes for 5945-00-825-3200: 4820-00-293-7670, 5915-00-501-0074, 5935-00-644-6823 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 342C972H01?

Key specifications for 342C972H01: Winding DC Resistance Rating: 500.0 OHMS NOMINAL FIRST WINDING; Terminal Type and Quantity: 7 PIN ALL FUNCTIONS; Features Provided: POLARIZED; Operating Voltage Rating and Type at Specified Temp: 28.0 VOLTS DC 25 DEG CELSIUS ALL WINDINGS. 16 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