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Worldwide distributor of NSN parts and consumables located in the USA.

Thermostatic Switch

Model / MPN: 18420-0-250 | NSN: 5930-00-669-7477
ITAR Registered seal

A switch that is actuated by changes in ambient temperature. Excludes circuit breaker; control, temperature (as modified); fuse (as modified); protector, thermal-overload, electrical motor; relay, thermal; and thermostat, flow control. See also control, temperature (as modified) and regulator, temperature (as modified).

Product Details
NATO Stock Number
5930-00-669-7477
Sold in multiples of
1 EA
DEMIL
NO
Overall Length
4.500 inches
Overall Height
1.438 inches
Overall Width
1.578 inches
Body Diameter
Between 0.618 inches and 0.625 inches
Body Length
3.563 inches
Unthreaded Mounting Hole Diameter
0.223 inches
Tempurature Sensing Element Type
Internal sensor
Mounting Facility Circle Radius
0.625 inches
Mounting Method
Flange and unthreaded hole
Features Provided
Tamper proof cap
Contact Action Stimulus
Increase
Mounting Facility Pattern
Three position circular
Nonpile-up Contact Arrangement
1 pole, single throw, normally closed, momentary action
Terminal Type
Tab w/screw
Contact Load Current Rating
2.0 amperes resistive load second voltage
Contact Load Current Rating
5.0 amperes resistive load first voltage
Contact Adjustability
Deactuation point not adjustable and actuation point not adjustable
Contact Stimulus Rating
250.00 actuation point degrees fahrenheit and 245.00 deactuation point degrees fahrenheit
Contact Voltage Rating In Volts
115.0 ac at sea level first voltage
Contact Voltage Rating In Volts
28.0 dc at sea level second voltage
Media For Which Designed
Gas or liquid
Style Designator
Rectangular
18420 Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE7M817T3554 Switch, Thermostatic 13 EA 08/14/2017
SPE7M819T6354 Switch, Thermostatic 15 EA 08/19/2019
SPE7M819T6816 Switch, Thermostatic 18 EA 09/13/2019
SPE7M120U0108 Switch, Thermostatic 11 EA 02/28/2020

Pricing and Availability

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18420-0-250 Cross Reference
  • A18420-0-250F
  • E08C92
  • E08C92