Model: 1784-3

Rotary Switch

Properties:

Thread Length
0.470 inches single mounting facility
Overall Length
6.840 inches
First Flat Length
0.690 inches single actuator
Flat Height
0.187 inches single actuator
Shaft Diameter
0.250 inches single actuator
Shaft Length
3.000 inches single actuator
Overall Diameter
2.120 inches
Nonturn Device Radius
0.372 inches at 6: 00 o'clock
Individual Section Quantity
5
Nonturn Device Type
Tab at 6: 00 o'clock
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 each section front
Throw Quantity
4 each section rear
Mounting Method
Threaded bushing single mounting facility
Thready Qty Per Inch (tpi)
32 single mounting facility
Thread Size
0.468 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
Rotor Through Connection Quantity
1 each section
Switch Actuator Indexing Position Quantity
4 single actuator
Shaft Type
Round, flatted single actuator
Terminal Type
Screw
Contact Switching Action
Breaks before makes each section rear
Switch Actuator Positioning Increment
90.0 degrees single actuator
Contact Load Current Rating
15.0 amperes resistive load dc at sea level and 10.0 amperes inductive load dc at sea level
Contact Load Current Rating
15.0 amperes resistive load ac at sea level
Style Designator
Tap, circular, bushing mount
Thread Series Designator
Uns single mounting facility
NSN
5930-01-078-6487
Part Number
1784-3
Description
Switch,rotary
CAGE

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 1784-3 NSN 5930-01-078-6487

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8536509025
  • SITC: 77255
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

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

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