PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

53461Relay,thermal

Raytheon Technical Services Company · NSN 5945-00-295-4172 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-295-4172 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-295-4172. Primary manufacturer part number: 53461.
Features
  • Relay,thermal — FSC 5945
  • Overall Diameter: 1.275 INCHES NOMINAL IN
  • Delay Time in Seconds: 45.0 FIXED RELEASE NOMINAL
  • Heater Voltage Rating in Volts: 6.3
  • Mounting Facility Type and Quantity: 1 OCTAL BASE PLUG-IN
  • Contact Arrangement: SINGLE POLE, SINGLE THROW, NORMALLY OPEN
  • Environmental Protection: HERMETIC
  • Contact Maximum Current Rating in Amps: 3.0 AC OR 3.0 DC
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,thermal, cataloged under National Stock Number 5945-00-295-4172, 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 Technical Services Company. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5945-00-295-4172
Primary Part Number53461
Item NameRelay,thermal
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerRaytheon Technical Services Company
StatusCANCELLED
Overall Diameter1.275 INCHES NOMINAL IN
Delay Time in Seconds45.0 FIXED RELEASE NOMINAL
Heater Voltage Rating in Volts6.3
Mounting Facility Type and Quantity1 OCTAL BASE PLUG-IN
Contact ArrangementSINGLE POLE, SINGLE THROW, NORMALLY OPEN
Environmental ProtectionHERMETIC
Contact Maximum Current Rating in Amps3.0 AC OR 3.0 DC
Contact Maximum Voltage Rating in Volts250.0 AC AND 150.0 DC
Heater Power Rating in Watts5.0
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5935-00-136-19195346 INTERCHANGEABLE
Connector,plug,electrical
Microwave Devices Inc
5330-00-508-1249450352SSR INTERCHANGEABLE
Seal,plain Encased
Federal-Mogul Corp Government Sales Dept
5935-01-154-42395346-1 INTERCHANGEABLE
Connector,plug,electrical
Microwave Devices Inc
6620-01-265-0632709-1013 INTERCHANGEABLE
Gage,pressure,dial Indicating
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
5895-01-553-53785346-1 INTERCHANGEABLE
Console,communication Control
Avtechtyee Inc Dba Avtech
5985-01-556-122653461 INTERCHANGEABLE
Antenna
Aerovironment, Inc. Dba Aerovironment Inc
Cross-Reference Index
Part NumberManufacturer
53461 Raytheon Technical Services Company (USA)
Related Parts
5935-00-136-1919INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5346
5330-00-508-1249INTERCHANGEABLE
SEAL,PLAIN ENCASED
450352SSR
5935-01-154-4239INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5346-1
6620-01-265-0632INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
709-1013
5895-01-553-5378INTERCHANGEABLE
CONSOLE,COMMUNICATION CONTROL
5346-1
5985-01-556-1226INTERCHANGEABLE
ANTENNA
53461

Frequently Asked Questions

What is NSN 5945-00-295-4172?

NSN 5945-00-295-4172 is a Relay,thermal, manufactured by Raytheon Technical Services Company, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-00-295-4172?

NSN 5945-00-295-4172 has 1 cross-referenced part number: 53461 (Raytheon Technical Services Company).

What NSN replaces 5945-00-295-4172?

There are 6 known substitutes for 5945-00-295-4172: 5935-00-136-1919, 5330-00-508-1249, 5935-01-154-4239 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 53461?

Key specifications for 53461: Overall Diameter: 1.275 INCHES NOMINAL IN; Delay Time in Seconds: 45.0 FIXED RELEASE NOMINAL; Heater Voltage Rating in Volts: 6.3; Mounting Facility Type and Quantity: 1 OCTAL BASE PLUG-IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-00-295-4172 still in active supply?

NSN 5945-00-295-4172 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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