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

Rotary Switch

Model / MPN: 259490-RK1 | NSN: 5930-00-990-2882
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
5930-00-990-2882
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
2a single mounting facility
Thread Length
0.375 inches single mounting facility
Overall Length
1.667 inches
Overall Height
1.875 inches
Overall Width
1.609 inches
First Flat Length
0.560 inches single actuator
Flat Height
0.216 inches single actuator
Shaft Diameter
0.250 inches single actuator
Shaft Length
0.820 inches single actuator
Nonturn Device Radius
0.375 inches at 12: 00 o'clock
Individual Section Quantity
1
Nonturn Device Type
Tab at 12: 00 o'clock
Switch Contact Basic Design
Nonpile-up nonsymmetrical
Pole Quantity
1 single section rear
Throw Quantity
16 single 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
16 single actuator
Shaft Type
Round, flatted single actuator
Terminal Type
Tab, solder lug
Contact Switching Action
Makes before breaks single section rear
Switch Actuator Positioning Increment
18.0 degrees single actuator
Switch Actuator Stop Device Type
Fixed stop single actuator
Contact Load Current Rating
250.0 milliamperes resistive load highest ac voltage rating at sea level
Contact Load Current Rating
50.0 milliamperes resistive load lowest ac voltage rating at sea level
Contact Load Current Rating
500.0 milliamperes resistive load dc at sea level and 50.0 milliamperes inductive load dc at sea level
Precious Material And Location
Contacts and rotor blades silver and contact and rotor blade surfaces gold
Precious Material
Silver and gold
Style Designator
Circular wafer, bushing mount
Thread Series Designator
Unef single mounting facility
259490 Series Parts

Pricing and Availability

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259490-RK1 Cross Reference
  • SM-C-374626