840290-1

Technical Characteristics

• Thread Class

  2a single mounting facility

• Thread Length

  0.375 inches nominal single mounting facility

• Overall Length

  3.063 inches nominal

• Overall Height

  1.875 inches nominal

• First Flat Length

  0.250 inches nominal single actuator

• Flat Height

  0.216 inches nominal single actuator

• Shaft Diameter

  0.250 inches nominal single actuator

• Shaft Length

  0.938 inches nominal single actuator

• Nonturn Device Type

  pin at 3:00 o'clock

• Iii Operating Temp Range

  -65.0 to 125.0 deg celsius

• Switch Contact Basic Design

  nonpile-up symmetrical

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Nonturn Device Radius

  0.531 inches nominal at 3:00 o'clock

• Individual Section Quantity

  4

• Pole Quantity

  1 each section rear

• Throw Quantity

  16 each section rear

• Mounting Method

  threaded bushing single mounting facility

• Nominal Thread Size

  0.375 inches single mounting facility

• Contact Voltage Rating In Volts

  115.0 ac at altitude

• Contact Voltage Rating In Volts

  115.0 lowest ac voltage rating at sea level

• Contact Voltage Rating In Volts

  28.0 dc at altitude

• Iii Shaft Flat/Slot Angular Location

  315.0 degrees from nonturn device single actuator

• Shaft Type

  round, flatted single actuator

• Contact Switching Action

  breaks before makes each section rear

• Contact Load Current Rating

  350.0 milliamperes resistive load dc at altitude

• Style Designator

  4 circular wafer, bushing mount

• Thread Series Designator

  unef single mounting facility

• Overall Width

  1.813 inches nominal

• Contact Voltage Rating In Volts

  300.0 highest ac voltage rating at sea level

• Switch Actuator Indexing Position Quantity

  16 single actuator

• Terminal Type

  tab, solder lug

• Switch Actuator Positioning Increment

  22.5 degrees single actuator

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Contact Load Current Rating

  100.0 milliamperes resistive load ac at altitude

• 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 and 50.0 milliamperes inductive load dc at sea level

• Test Data Document

  81349-mil-s-3786 specification