3BTF3-71

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).

2a single threaded bushing thread class, 0.373 inches nominal overall length, internal sensor temp sensing element type, 0.170 inches nominal body length, 0.281 inches nominal width across flats

Basic Details

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5930-01-059-6535

01-059-6535

Thermostatic Switch

3BTF3-71

Active

5930 - Switches

Electrical and Electronic Equipment Components

04/15/1978 (47 years ago)

00451

Technical Specifications

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Thread Class
2a single threaded bushing
Overall Length
0.373 inches nominal
Body Length
0.170 inches nominal
Temp Sensing Element Type
internal sensor
Width Across Flats
0.281 inches nominal
Operating Temp Rating
-30.0 fahrenheit minimum and 350.0 fahrenheit maximum
Mounting Method
threaded bushing
Features Provided
hermetically sealed case
Thread Quantity Per Inch
28 single threaded bushing
Contact Action Stimulus
increase
Nominal Thread Size
0.250 inches single threaded bushing
Nonpile-Up Contact Arrangement
1 pole, single throw, normally open, momentary action
Terminal Type
tab, solder lug
Contact Load Current Rating
0.5 amperes resistive load second voltage
Contact Load Current Rating
1.0 amperes resistive load first voltage
Contact Adjustability
deactuation point not adjustable and actuation point not adjustable
Contact Stimulus Rating
350.00 actuation point nominal degrees fahrenheit and 320.00 deactuation point nominal 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
Frequency In Hertz
60.0 first voltage
Media For Which Designed
gas or liquid
Style Designator
plug
Test Data Document
"81349-mil-s-24236 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Thread Series Designator
unf single threaded bushing
Specification/Standard Data
81349-mil-s-24236/19 government specification

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Cross Referenced Parts

Our Cross-Referenced Parts section helps you quickly locate compatible or equivalent aerospace electrical components for: 3BTF3-71

Part Number CAGE Manufacturer RNCC RNVC RNAAC
3BTF3-71 82647 Sensata Technologies, Inc. Div Sensata Attleboro C 1 TX
M24236/19-213 81349 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M 5 9 TX
M24236/19-CVA 81349 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M 2 2 TX
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