Features and Characteristics
Thread Class
2a single mounting facility
Thread Length
0.437in. Single mounting facility ⁓7/16"
Hazardous Locations/environmental Protection
Explosion proof
Overall Length
1.899in. ⁓1-29/32"
First Flat Length
0.25 inches single actuator
Flat Height
0.216 inches single actuator
Shaft Diameter
0.25 inches single actuator
Shaft Length
0.437 inches single actuator
Overall Diameter
Between 1.0in. and 1.36in. ⁓1-3/8"
Nonturn Device Radius
0.375 inches at 3: 00 o'clock
Individual Section Quantity
1
Nonturn Device Type
Tab at 3: 00 o'clock
Operating Temp Range
-65.0 to 125.0 degrees celsius
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
3 single section front
Throw Quantity
3 single section rear
Mounting Method
Threaded bushing single mounting facility
Nominal Thread Size
0.375in. Single mounting facility ⁓3/8"
Contact Voltage Rating In Volts
115.0 ac at sea level
Shaft Flat/slot Angular Location
195.0 degrees from nonturn device single actuator
Rotor Through Connection Quantity
3 single section
Switch Actuator Indexing Position Quantity
3 single actuator
Shaft Type
Round, flatted single actuator
Terminal Type
Tab, solder lug
Contact Switching Action
Breaks before makes single section rear
Switch Actuator Positioning Increment
30.0 degrees single actuator
Detent Rotational Torque Range
+0.5 to 2.5 inch-pounds single actuator
Switch Actuator Stop Device Type
Fixed stop single actuator
Contact Load Current Rating
250.0 milliamperes resistive load dc at sea level and 100.0 milliamperes inductive load dc at sea level
Style Designator
Tap, circular, bushing mount
Test Data Document
81349-mil-s-3786 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 genera
Thread Series Designator
Unef single mounting facility
Specification/standard Data
81349-mil-s-3786/4 government specification