Model: M3786/40-0145

Rotary Switch

Properties:

Thread Class
2a single mounting facility
Thread Length
0.297 inches single mounting facility and 0.327 inches single mounting facility
Hazardous Locations/environmental Protection
Shock resistant and vibration resistant
Overall Length
3.348 inches
Overall Height
Between 2.320 inches and 2.531 inches
Overall Width
Between 2.320 inches and 2.531 inches
First Flat Length
0.250 inches single actuator
Flat Height
0.216 inches single actuator
Shaft Diameter
0.250 inches single actuator
Shaft Length
0.658 inches single actuator and 0.718 inches single actuator
Nonturn Device Radius
0.531 inches at 12: 00 o'clock
Individual Section Quantity
3
Nonturn Device Type
Tab at 12: 00 o'clock
Operating Tempurature Range
-65.0/+125.0 degrees celsius
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 each section rear
Throw Quantity
15 each section rear
Mounting Method
Threaded bushing single mounting facility
Thread Size
0.375 inches single mounting facility
Contact Voltage Rating In Volts
115.0 lowest ac voltage rating at sea level
Contact Voltage Rating In Volts
28.0 dc at sea level
Contact Voltage Rating In Volts
300.0 highest ac voltage rating at sea level
Switch Actuator Indexing Position Quantity
15 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
22.5 degrees single actuator
Detent Rotational Torque Range
+6.000/+10.000 inch-pounds single actuator
Switch Actuator Stop Device Type
Fixed stop single actuator
Contact Load Current Rating
125.0 milliamperes resistive load lowest ac voltage rating at sea level
Contact Load Current Rating
50.0 milliamperes inductive load dc at sea level and 500.0 milliamperes resistive load dc at sea level
Contact Load Current Rating
50.0 milliamperes resistive load highest ac voltage rating at sea level
Style Designator
Square wafer, panel 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", "", etc.).
Thread Series Designator
Unef single mounting facility
Specification Data
81349-mil-s-3786/40 government specification
NSN
5930-01-333-4288
Part Number
M3786/40-0145
Description
Switch,rotary
CAGE
81349

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

Part M3786/40-0145 NSN 5930-01-333-4288

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
02134
FIIG:
A052B0
Concept No.:
1
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
--
WCC:
72D
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8536509020
  • SITC: 77255
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

Freight Class: Switches, rotary, rated at not over 5 a, for a voltage not exceeding 1,000 v

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