PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

IM120Relay,electromagnetic

Westinghouse Electric Corp · NSN 5945-00-263-2249 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-263-2249 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-263-2249. Primary manufacturer part number: IM120.
Features
  • Relay,electromagnetic — FSC 5945
  • Main Contact Load Current Rating at Maximum Rated Voltage: 25.0 AMPERES DC RESISTIVE LOAD
  • Nonpile-Up Auxiliary Contact Arrangement: 1 TWO CIRCUIT, ONE POSITION MOMENTARY
  • Winding Quantity: 1
  • Arc Quenching Method: MAGNETIC
  • Terminal Type and Quantity: 10 PIN ALL FUNCTIONS
  • Mounting Facility Type and Quantity: 1 THREADED STUD(S) SINGLE MOUNTING FACILITY
  • Thread Quantity Per Inch: 32 SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-263-2249, 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 Westinghouse Electric Corp. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN5945-00-263-2249
Primary Part NumberIM120
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerWestinghouse Electric Corp
StatusACTIVE
Main Contact Load Current Rating at Maximum Rated Voltage25.0 AMPERES DC RESISTIVE LOAD
Nonpile-Up Auxiliary Contact Arrangement1 TWO CIRCUIT, ONE POSITION MOMENTARY
Winding Quantity1
Arc Quenching MethodMAGNETIC
Terminal Type and Quantity10 PIN ALL FUNCTIONS
Mounting Facility Type and Quantity1 THREADED STUD(S) SINGLE MOUNTING FACILITY
Thread Quantity Per Inch32 SINGLE MOUNTING FACILITY
Nonpile-Up Main Contact Arrangement2 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Auxiliary Contact Load Current Rating at Maximum Rated Voltage10.0 AMPERES DC RESISTIVE LOAD
Coil Quantity1
Winding DC Resistance Rating92.0 OHMS NOMINAL SINGLE WINDING
Auxiliary Contact Maximum Voltage Rating in Volts250.0 DC
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY IN
Operating Voltage Rating and Type at Specified Temp73.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Duty TypeCONTINUOUS
Thread Class2A SINGLE MOUNTING FACILITY A
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Rating in Volts250.0 DC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5133-00-228-1334 INTERCHANGEABLE
Drill,twist
2590-01-195-615029-2186 INTERCHANGEABLE
Filter Element,fluid
Itw Industrial Finishing Dba Binks Devilbiss
4710-01-195-631529360 INTERCHANGEABLE
Tube Assembly,metal
Traulsen and Co Inc
5130-01-348-9208 INTERCHANGEABLE
Socket,socket Wrench
6530-01-470-092229360 INTERCHANGEABLE
Drape,surgical
Cardinal Health 200, Llc
6515-01-530-716729360 INTERCHANGEABLE
Tip,ear
Welch Allyn, Inc.
1005-01-682-778329360 INTERCHANGEABLE
Bore Gage,ring Set
U.s. Ordnance
Cross-Reference Index
Part NumberManufacturer
29360 Naval Ship Systems Command (USA)
45J108-1REV6 Westinghouse Electric Corp (USA)
IM120 PRIMARY Westinghouse Electric Corp (USA)
Related Parts
5133-00-228-1334INTERCHANGEABLE
DRILL,TWIST
2590-01-195-6150INTERCHANGEABLE
FILTER ELEMENT,FLUID
29-2186
4710-01-195-6315INTERCHANGEABLE
TUBE ASSEMBLY,METAL
29360
5130-01-348-9208INTERCHANGEABLE
SOCKET,SOCKET WRENCH
6530-01-470-0922INTERCHANGEABLE
DRAPE,SURGICAL
29360
6515-01-530-7167INTERCHANGEABLE
TIP,EAR
29360
1005-01-682-7783INTERCHANGEABLE
BORE GAGE,RING SET
29360

Frequently Asked Questions

What is NSN 5945-00-263-2249?

NSN 5945-00-263-2249 is a Relay,electromagnetic, manufactured by Westinghouse Electric Corp, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-263-2249?

NSN 5945-00-263-2249 has 3 cross-referenced part numbers: 29360 (Naval Ship Systems Command), 45J108-1REV6 (Westinghouse Electric Corp), IM120 (Westinghouse Electric Corp).

What NSN replaces 5945-00-263-2249?

There are 7 known substitutes for 5945-00-263-2249: 5133-00-228-1334, 2590-01-195-6150, 4710-01-195-6315 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of IM120?

Key specifications for IM120: Main Contact Load Current Rating at Maximum Rated Voltage: 25.0 AMPERES DC RESISTIVE LOAD; Special Features: A. NORMALLY OPEN CONTACTS OF 2 CIRCUIT ARRANGEMENT RATED AT 10 AMP; Overall Height: 6.250 INCHES NOMINAL IN; Nonpile-Up Auxiliary Contact Arrangement: 1 TWO CIRCUIT, ONE POSITION MOMENTARY. 22 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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