PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

952503-2Relay,electromagnetic

Raytheon Company Dba Raytheon · NSN 5945-00-004-0122 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-004-0122 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-004-0122. Primary manufacturer part number: 952503-2.
Features
  • Relay,electromagnetic — FSC 5945
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
  • Time Delay: 3.00 MINUTES MAXIMUM FIXED OPERATE TIME
  • Environmental Protection: HERMETIC
  • Unthreaded Mounting Hole Diameter: 0.136 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • 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 DC RESISTIVE LOAD
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-004-0122, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-004-0122
Primary Part Number952503-2
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Length1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Time Delay3.00 MINUTES MAXIMUM FIXED OPERATE TIME
Environmental ProtectionHERMETIC
Unthreaded Mounting Hole Diameter0.136 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
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 DC RESISTIVE LOAD
Nonpile-Up Main Contact Arrangement2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Main Contact Maximum Voltage Rating in Volts28.0 DC
Nominal Operating Current Rating and Type200.0 MILLIAMPERES DC SINGLE WINDING
Time Delay0.025 SECONDS NOMINAL FIXED RELEASE TIME
Winding Quantity1
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Features ProvidedPOLARIZED
Coil Quantity1
Terminal Type and Quantity8 PIN ALL FUNCTIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
1630-00-018-01609525032 INTERCHANGEABLE
Piston Subassembly,brake
Meggitt Aircraft Braking Systems Corporation
5950-00-059-3903 INTERCHANGEABLE
Coil,radio Frequency
5920-00-163-4185 INTERCHANGEABLE
Fuse,cartridge
5307-00-208-0575340072 INTERCHANGEABLE
Stud,shouldered and Stepped
Lockheed Martin Corp
5961-00-326-2318 INTERCHANGEABLE
Semiconductor Device,diode
1680-01-172-9481 INTERCHANGEABLE
Seat,aircraft
5895-01-317-7620622592 INTERCHANGEABLE
Control,modulator
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
6220-01-474-5682 INTERCHANGEABLE
Housing,light,resilient Mounting
Cross-Reference Index
Part NumberManufacturer
101002-2 Parko Electronics Company Inc (USA)
952503-2 PRIMARY Raytheon Company Dba Raytheon (USA)
34007-2 Tempo Instrument Inc Defense Electronics Div (USA)
1600S707 Hi-G Co Inc Sub of Nytronics Inc (USA)
62259-2 Magnetika Inc (USA)
1600S707 Te Connectivity Corporation (USA)
34007-2 B.c. Systems Inc. Dba Bc Systems Inc (USA)
1600S707 Te Connectivity Corporation (USA)
Related Parts
1630-00-018-0160INTERCHANGEABLE
PISTON SUBASSEMBLY,BRAKE
9525032
5950-00-059-3903INTERCHANGEABLE
COIL,RADIO FREQUENCY
5920-00-163-4185INTERCHANGEABLE
FUSE,CARTRIDGE
5307-00-208-0575INTERCHANGEABLE
STUD,SHOULDERED AND STEPPED
340072
5961-00-326-2318INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1680-01-172-9481INTERCHANGEABLE
SEAT,AIRCRAFT
5895-01-317-7620INTERCHANGEABLE
CONTROL,MODULATOR
622592
6220-01-474-5682INTERCHANGEABLE
HOUSING,LIGHT,RESILIENT MOUNTING

Frequently Asked Questions

What is NSN 5945-00-004-0122?

NSN 5945-00-004-0122 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 5945-00-004-0122?

NSN 5945-00-004-0122 has 8 cross-referenced part numbers: 101002-2 (Parko Electronics Company Inc), 952503-2 (Raytheon Company Dba Raytheon), 34007-2 (Tempo Instrument Inc Defense Electronics Div), 1600S707 (Hi-G Co Inc Sub of Nytronics Inc), 62259-2 (Magnetika Inc) and 3 more.

What NSN replaces 5945-00-004-0122?

There are 8 known substitutes for 5945-00-004-0122: 1630-00-018-0160, 5950-00-059-3903, 5920-00-163-4185 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 952503-2?

Key specifications for 952503-2: Overall Width: 1.870 INCHES NOMINAL IN; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Time Delay: 3.00 MINUTES MAXIMUM FIXED OPERATE TIME. 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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