#21490-4 Heater Element | Switches

21490-4

Thermostatic Switch

NSN 5930-00-055-9229

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
000559229

Product Technical Spec.

Thread Class:
2a single threaded bushing
Thread Length:
0.875 inches single threaded bushing
Overall Length:
2.783 inches
Body Diameter:
0.660 inches
Body Length:
2.529 inches
Width Across Flats:
Between 0.173 inches and 0.203 inches
Operating Tempurature Rating:
Between -40.0 degrees fahrenheit and 185.0 degrees fahrenheit
Mounting Method:
Threaded bushing
Thready Qty Per Inch (tpi):
14 single threaded bushing
Contact Action Stimulus:
Increase
Thread Size:
0.875 inches single threaded bushing
Nonpile-up Contact Arrangement:
1 pole, single throw, normally open, momentary action
Terminal Type:
Connector, receptacle
Contact Load Current Rating:
2.5 amperes resistive load first voltage
Contact Load Current Rating:
5.0 amperes resistive load second voltage
Contact Load Current Rating:
6.5 amperes resistive load third voltage
Contact Adjustability:
Deactuation point adjustable, preset and actuation point adjustable, preset
Contact Voltage Rating In Volts:
125.0 ac at sea level second voltage
Contact Voltage Rating In Volts:
250.0 ac at sea level first voltage
Contact Voltage Rating In Volts:
30.0 dc at sea level third voltage
Thread Series Designator:
Unf single threaded bushing
NSN:
5930-00-055-9229
Item Name:
Heater Element
Cage Code:
82647

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
10105980-4
Cage Code:
18876
RNCC:
3
RNVC:
2
RNAAC:
XX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Switches
--------- Thermostatic Switches
------------ P/N 21490-4

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Last Updated: 01/20/2025