M81714-3BC2

Rotary Switch

A switch actuated by a definite angular rotation of the switch shaft about its axis. It consists of a body,switch and a control,rotary switch. For items having rated actuation travel and pressure characteristics, see switch,sensitive. Excludes relay,rotary; switch,stepping; and switch,telephone (as modified).

0.250 inches nominal single actuator first flat length, 0.437 inches nominal single mounting facility thread length, 2a single mounting facility thread class, explosion proof hazardous locations/environmental protection, 3.629 inches nominal overall length

Basic Details

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NSN

5930-01-048-9285

NIIN

01-048-9285

Item Name

Rotary Switch

Part Number

M81714-3BC2

Active

Federal Supply Class

5930 - Switches

Federal Supply Group

Electrical and Electronic Equipment Components

Assigment Date

10/07/1977 (48 years ago)

Item Name Code

02134

Technical Specifications

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Thread Class: 2a single mounting facility
Thread Length: 0.437 inches nominal single mounting facility
Hazardous Locations/Environmental Protection: explosion proof
Overall Length: 3.629 inches nominal
First Flat Length: 0.250 inches nominal single actuator
Flat Height: 0.216 inches nominal single actuator
Shaft Diameter: 0.250 inches nominal single actuator
Shaft Length: 0.437 inches nominal single actuator
Overall Diameter: 1.000 inches minimum and 1.306 inches maximum
Nonturn Device Radius: 0.375 inches nominal at 3:00 o'clock
Individual Section Quantity: 6
Nonturn Device Type: tab at 3:00 o'clock
Operating Temp Range: -65.0 to 125.0 celsius
Switch Contact Basic Design: nonpile-up symmetrical
Pole Quantity: 1 each section front
Throw Quantity: 12 each section rear
Mounting Method: threaded bushing single mounting facility
Nominal Thread Size: 0.375 inches single mounting facility
Contact Voltage Rating In Volts: 115.0 ac at sea level
Contact Voltage Rating In Volts: 28.0 dc at sea level
Shaft Flat/Slot Angular Location: 195.0 degrees from nonturn device single actuator
Rotor Through Connection Quantity: 1 each section
Switch Actuator Indexing Position Quantity: 12 single actuator
Shaft Type: round, flatted single actuator
Terminal Type: tab, solder lug
Contact Switching Action: breaks before makes each section rear
Switch Actuator Positioning Increment: 30.0 degrees single actuator
Detent Rotational Torque Range: +1.000 to 4.500 inch-pounds single actuator
Contact Load Current Rating: 75.0 milliamperes resistive load ac at sea level
Contact Load Current Rating: 250.0 milliamperes resistive load 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 general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Thread Series Designator: unef single mounting facility
Specification/Standard Data: 81349-mil-s-3786/4 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: M81714-3BC2

Part Number	CAGE	Manufacturer	RNCC	RNVC	RNAAC
M3786/4-3120	81349	Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M	2	2	TX
M81714-3BC2	81349	Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M	C	1	ZZ

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