Model: 1090F-203-2NK

Rotary Switch

Properties:

Thread Length
0.437 inches single mounting facility
Overall Length
2.649 inches
First Flat Length
0.250 inches single actuator
Flat Height
0.216 inches single actuator
Shaft Diameter
0.248 inches single actuator and 0.251 inches single actuator
Shaft Length
0.437 inches single actuator
Individual Section Quantity
3
Nonturn Device Type
Slotted bushing at 3: 00 o'clock
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
2 each section front
Throw Quantity
2 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 ac at sea level
Contact Voltage Rating In Volts
30.0 dc at sea level
Rotor Through Connection Quantity
2 each section
Switch Actuator Indexing Position Quantity
2 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
90.0 degrees single actuator
Switch Actuator Stop Device Type
Fixed stop single actuator
Contact Load Current Rating
3.0 amperes resistive load ac at sea level
Contact Load Current Rating
1.5 amperes resistive load dc at sea level
Style Designator
Tap, circular, bushing mount
Thread Series Designator
Unef single mounting facility
NSN
5930-01-081-4752
Part Number
1090F-203-2NK
Description
Switch,rotary
CAGE
31336

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 1090F-203-2NK NSN 5930-01-081-4752

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: 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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