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

Thermostatic Switch

Model / MPN: 1978-1 | NSN: 5930-00-782-6149
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
5930-00-782-6149
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
2b all threaded hole
Hazardous Locations/environmental Protection
Driptight
Overall Length
3.875 inches
Overall Height
2.000 inches
Overall Width
2.750 inches
Body Length
3.000 inches
Longest Horizontal Distance Between Mounting Centers
2.375 inches
Longest Vertical Distance Between Mounting Centers
1.250 inches
Tempurature Sensing Element Type
Internal sensor
Operating Tempurature Rating
Between -65.0 degrees fahrenheit and 150.0 degrees fahrenheit
Mounting Method
Threaded hole
Thready Qty Per Inch (tpi)
32 all threaded hole
Contact Action Stimulus
Increase
Thread Size
0.138 inches all threaded hole
Mounting Facility Pattern
Four position rectangular
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary
Terminal Type
Connector, receptacle
Contact Load Current Rating
10.0 amperes inductive load single voltage
Contact Adjustability
Actuation point adjustable
Contact Adjustment Range
+0.00/+90.00 actuation point degrees fahrenheit
Contact Adjustment Type
External actuation point shaft
Contact Voltage Rating In Volts
24.0 dc at sea level single voltage
Media For Which Designed
Gas or liquid
Style Designator
Rectangular
Thread Series Designator
Unc all threaded hole

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1978-1 Cross Reference
  • 4221-0912-1001
  • 697795-1
  • 13217E4061-1
  • SK1975-1