PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

900371-1Relay,electromagnetic

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5945-00-908-9667 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-908-9667 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-908-9667. Primary manufacturer part number: 900371-1.
Features
  • Relay,electromagnetic — FSC 5945
  • Environmental Protection: DUSTPROOF
  • Overall Diameter: 1.380 INCHES NOMINAL IN
  • Time Delay: 0.008 SECONDS MAXIMUM FIXED RELEASE TIME
  • Mounting Facility Pattern: CIRUCLAR SINGLE MOUNTING FACILITY
  • Winding DC Resistance Rating: 265.0 OHMS NOMINAL SINGLE WINDING
  • Unthreaded Mounting Hole Diameter: 0.144 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-908-9667, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5945-00-908-9667
Primary Part Number900371-1
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Environmental ProtectionDUSTPROOF
Overall Diameter1.380 INCHES NOMINAL IN
Time Delay0.008 SECONDS MAXIMUM FIXED RELEASE TIME
Mounting Facility PatternCIRUCLAR SINGLE MOUNTING FACILITY
Winding DC Resistance Rating265.0 OHMS NOMINAL SINGLE WINDING
Unthreaded Mounting Hole Diameter0.144 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Mounting Facility Type and Quantity3 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Rating in Volts1000.0 DC
Time Delay0.0014 SECONDS MAXIMUM FIXED OPERATE TIME
Duty TypeCONTINUOUS
Main Contact Load Current Rating at Maximum Rated Voltage15.0 AMPERES DC RESISTIVE LOAD
Coil Quantity1
Operating Voltage Rating and Type at Specified Temp26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Frequency in Hertz60.0 NOMINAL
Nonpile-Up Main Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Terminal Type and Quantity4 PIN ALL FUNCTIONS
Winding Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5961-00-082-4020 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-076-8582 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
RD5A Jennings Technology Company Llc Dba Jennings (USA)
900371-1 Litton Systems Inc. Div Navigation Systems Division (USA)
900371-1 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Related Parts
5961-00-082-4020INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-076-8582INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5945-00-908-9667?

NSN 5945-00-908-9667 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 5945-00-908-9667?

NSN 5945-00-908-9667 has 3 cross-referenced part numbers: RD5A (Jennings Technology Company Llc Dba Jennings), 900371-1 (Litton Systems Inc. Div Navigation Systems Division), 900371-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).

What NSN replaces 5945-00-908-9667?

There are 2 known substitutes for 5945-00-908-9667: 5961-00-082-4020, 5961-01-076-8582. Verify interchangeability with system specifications before substitution.

What are the specifications of 900371-1?

Key specifications for 900371-1: Environmental Protection: DUSTPROOF; Overall Diameter: 1.380 INCHES NOMINAL IN; Time Delay: 0.008 SECONDS MAXIMUM FIXED RELEASE TIME; Mounting Facility Pattern: CIRUCLAR SINGLE MOUNTING FACILITY. 18 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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