PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

331C083H01REVARelay,electromagnetic

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5945-00-581-4410 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-581-4410 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-581-4410. Primary manufacturer part number: 331C083H01REVA.
Features
  • Relay,electromagnetic — FSC 5945
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Winding DC Resistance Rating: 280.0 OHMS NOMINAL SINGLE WINDING
  • Nominal Operating Current Rating and Type: 80.0 MILLIAMPERES DC SINGLE WINDING
  • Duty Type: INTERMITTENT
  • Winding Quantity: 1
  • Mounting Facility Type and Quantity: 4 THREADED HOLE(S) SINGLE MOUNTING FACILITY
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 0.688 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-581-4410, 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 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-581-4410
Primary Part Number331C083H01REVA
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Length1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Winding DC Resistance Rating280.0 OHMS NOMINAL SINGLE WINDING
Nominal Operating Current Rating and Type80.0 MILLIAMPERES DC SINGLE WINDING
Duty TypeINTERMITTENT
Winding Quantity1
Mounting Facility Type and Quantity4 THREADED HOLE(S) SINGLE MOUNTING FACILITY
Center to Center Distance Between Mounting Facilities Parallel to Width0.688 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Terminal Type and Quantity8 PIN ALL FUNCTIONS
Thread Class2B SINGLE MOUNTING FACILITY
Nominal Thread Size0.112 INCHES SINGLE MOUNTING FACILITY IN
Operating Voltage Rating and Type at Specified Temp26.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Coil Quantity1
Pile-Up Main Contact Form Arrangement2C
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Thread Quantity Per Inch40 SINGLE MOUNTING FACILITY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Rating in Volts115.0 AC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5910-00-113-5475 INTERCHANGEABLE
Capacitor,fixed,electrolytic
5905-00-683-5063 INTERCHANGEABLE
Resistor,fixed,film
5910-00-884-1434TA005P80M20PCT INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Radio Materials Corp
Cross-Reference Index
Part NumberManufacturer
CR25 Arrowsmith Shelburne Inc (USA)
331C083H01REVA PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
331C083H01REVA Westinghouse Electric Corp (USA)
CR25WC Arrowsmith Shelburne Inc (USA)
Related Parts
5910-00-113-5475INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
5905-00-683-5063INTERCHANGEABLE
RESISTOR,FIXED,FILM
5910-00-884-1434INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
TA005P80M20PCT

Frequently Asked Questions

What is NSN 5945-00-581-4410?

NSN 5945-00-581-4410 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 5945-00-581-4410?

NSN 5945-00-581-4410 has 4 cross-referenced part numbers: CR25 (Arrowsmith Shelburne Inc), 331C083H01REVA (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 331C083H01REVA (Westinghouse Electric Corp), CR25WC (Arrowsmith Shelburne Inc).

What NSN replaces 5945-00-581-4410?

There are 3 known substitutes for 5945-00-581-4410: 5910-00-113-5475, 5905-00-683-5063, 5910-00-884-1434. Verify interchangeability with system specifications before substitution.

What are the specifications of 331C083H01REVA?

Key specifications for 331C083H01REVA: Center to Center Distance Between Mounting Facilities Parallel to Length: 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Winding DC Resistance Rating: 280.0 OHMS NOMINAL SINGLE WINDING; Nominal Operating Current Rating and Type: 80.0 MILLIAMPERES DC SINGLE WINDING; Duty Type: INTERMITTENT. 20 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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