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

Rotary Switch

Model / MPN: 2J56A3-1 | NSN: 5930-00-755-2839
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
5930-00-755-2839
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
2a 1st mounting facility
Thread Class
2b 2nd mounting facility
Thread Length
0.312 inches 1st mounting facility
Overall Length
2.108 inches
Overall Height
1.750 inches
Overall Width
1.750 inches
Shaft Diameter
0.250 inches single actuator
Shaft Length
0.688 inches single actuator
Distance Between Mounting Facility Centers
1.375 inches 2nd mounting facility
Individual Section Quantity
1
Operating Tempurature Range
-65.0/+125.0 degrees celsius
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
2 single section rear
Throw Quantity
3 single section rear
Mounting Method
Threaded bushing 1st mounting facility
Mounting Method
Threaded hole 2nd mounting facility
Thready Qty Per Inch (tpi)
32 2nd mounting facility
Thread Size
0.138 inches 2nd mounting facility
Thread Size
0.375 inches 1st mounting facility
Contact Voltage Rating In Volts
125.0 ac at sea level
Mounting Facility Pattern
Two position in-line 2nd mounting facility
Switch Actuator Indexing Position Quantity
3 single actuator
Shaft Type
Round single actuator
Terminal Type
Tab, solder lug
Contact Switching Action
Breaks before makes single section rear
Switch Actuator Positioning Increment
30.0 degrees single actuator
Contact Load Current Rating
2.0 amperes resistive load ac at sea level
Precious Material And Location
Contacts silver
Precious Material
Silver
Style Designator
Tap, square frame
Thread Series Designator
Unc 2nd mounting facility
Thread Series Designator
Unef 1st mounting facility
2J56A3 Series Parts

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2J56A3-1 Cross Reference
  • 993231-68