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Worldwide distributor of NSN parts and consumables located in the USA.

Rotary Switch

Model / MPN: 121303A-3S | NSN: 5930-01-308-9292
ITAR Registered seal

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).

Product Details
NATO Stock Number
5930-01-308-9292
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
2b single mounting facility
Hazardous Locations/environmental Protection
Corrosion resistant and fungus resistant
Overall Length
Between 3.440 inches and 3.620 inches
Overall Height
Between 2.470 inches and 2.530 inches
Overall Width
Between 2.280 inches and 2.340 inches
Individual Section Quantity
3
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 each section periphery
Throw Quantity
3 each section periphery
Mounting Facility Circle Radius
1.155 inches single mounting facility
Mounting Method
Bracket single mounting facility and threaded hole single mounting facility
Features Provided
Actuator knob
Thready Qty Per Inch (tpi)
24 single mounting facility
Thread Size
0.190 inches single mounting facility
Contact Voltage Rating In Volts
120.0 ac at sea level
Mounting Facility Pattern
Four position circular single mounting facility
Switch Actuator Indexing Position Quantity
3 single actuator
Terminal Type
Tab w/screw
Contact Switching Action
Makes before breaks each section periphery
Switch Actuator Positioning Increment
90.0 degrees single actuator
Contact Load Current Rating
15.0 amperes resistive load ac at sea level
Style Designator
Tap, circuit selector
Thread Series Designator
Unc single mounting facility

Pricing and Availability

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121303A-3S Cross Reference
  • 1603AS168