NH2-22-3104

Thermostatic Switch

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).

2.688 inches nominal body height, 5.188 inches nominal overall width, 2.750 inches nominal body length, 2.812 inches nominal overall height, dustproof and vibration resistant and watertight hazardous locations/environmental protection

Basic Details

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NSN

5930-01-170-0251

NIIN

01-170-0251

Item Name

Thermostatic Switch

Part Number

NH2-22-3104

Active

Federal Supply Class

5930 - Switches

Federal Supply Group

Electrical and Electronic Equipment Components

Assigment Date

01/18/1984 (42 years ago)

Item Name Code

00451

Technical Specifications

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Hazardous Locations/Environmental Protection: dustproof and vibration resistant and watertight
Overall Height: 2.812 inches nominal
Overall Width: 5.188 inches nominal
Body Length: 2.750 inches nominal
Body Height: 2.688 inches nominal
Capillary Tube Length: 3.000 inches nominal
Bulb Length: 3.000 inches nominal
Bulb Diameter: 0.688 inches nominal
Longest Horizontal Distance Between Mounting Centers: 2.406 inches nominal
Intermediate Horizontal Distance Between Mounting Centers: 0.656 inches nominal
Longest Vertical Distance Between Mounting Centers: 3.281 inches nominal
End Item Identification: arleigh burke class ddg, ticonderoga class cg (47), kidd class ddg, spruance class dd (963), ohio class ssn (trident) ship.
Temp Sensing Element Type: capillary tube-bulb
Mounting Method: bracket and unthreaded hole
Thread Quantity Per Inch: 14 single threaded hole
Contact Action Stimulus: increase
Nominal Thread Size: 0.750 inches single threaded hole
Mounting Facility Pattern: obtuse triangle
Nonpile-Up Contact Arrangement: 1 pole, single throw, both positions maintained
Criticality Code Justification: feat
Terminal Type: screw
Contact Load Current Rating: 3.2 amperes inductive load fourth voltage
Contact Load Current Rating: 4.0 amperes inductive load third voltage
Contact Load Current Rating: 4.8 amperes inductive load sixth voltage
Contact Load Current Rating: 8.0 amperes inductive load second voltage
Contact Load Current Rating: 9.6 amperes inductive load fifth voltage
Contact Load Current Rating: 16.0 amperes inductive load first voltage
Contact Load Current Rating: 2.0 amperes inductive load eighth voltage
Contact Load Current Rating: 2.5 amperes inductive load seventh voltage
Contact Adjustability: actuation point adjustable, preset
Contact Adjustment Range: +90.00 to 180.00 actuation point degrees fahrenheit
Contact Adjustment Type: external actuation point screw
Contact Voltage Rating In Volts: 115.0 ac at sea level first voltage
Contact Voltage Rating In Volts: 115.0 dc at sea level fifth voltage
Contact Voltage Rating In Volts: 230.0 ac at sea level second voltage
Contact Voltage Rating In Volts: 230.0 dc at sea level sixth voltage
Contact Voltage Rating In Volts: 440.0 ac at sea level third voltage
Contact Voltage Rating In Volts: 440.0 dc at sea level seventh voltage
Contact Voltage Rating In Volts: 550.0 ac at sea level fourth voltage
Contact Voltage Rating In Volts: 550.0 dc at sea level eighth voltage
Special Features: weapon system essential
Style Designator: rectangular
Thread Series Designator: npt single threaded hole

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Cross Referenced Parts

Our Cross-Referenced Parts section helps you quickly locate compatible or equivalent aerospace electrical components for: NH2-22-3104

Part Number	CAGE	Manufacturer	RNCC	RNVC	RNAAC
17737 PIECE 24	19857	The Electric Heater Co Dba Hubbell Electric Heater Co.	5	2	TX
222-10NH2-2223104	19278	Detroit Switch Inc Dba Detroit Switch Inc	5	2	TX
222-10NH2-2223104	51171	Detroit Switch Corp	3	9	ZZ
222-3104-NH-2	19278	Detroit Switch Inc Dba Detroit Switch Inc	C	1	ZZ
NH2-22-3104	51171	Detroit Switch Corp	5	9	TX
NH2-222-3104	51171	Detroit Switch Corp	5	9	TX

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