19912-253

Technical Characteristics

• Pole Quantity

  1 2nd section front

• Shaft Diameter

  0.250 inches nominal single actuator

• Throw Quantity

  4 3rd section front

• Contact Switching Action

  breaks before makes 3rd section front

• Throw Quantity

  4 3rd section rear

• Contact Load Current Rating

  500.0 milliamperes resistive load ac at sea level

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Throw Quantity

  4 2nd section front

• Pole Quantity

  1 1st section rear

• Throw Quantity

  4 1st section rear

• Contact Load Current Rating

  1.0 amperes resistive load dc at sea level

• Contact Switching Action

  breaks before makes 2nd section front

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Throw Quantity

  4 1st section front

• Contact Switching Action

  breaks before makes 1st section rear

• Pole Quantity

  1 1st section front

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Throw Quantity

  1 4th section front

• Overall Width

  1.625 inches nominal

• Flat Height

  0.219 inches nominal single actuator

• Contact Switching Action

  breaks before makes 1st section front

• Thread Series Designator

  unef single mounting facility

• Switch Contact Basic Design

  nonpile-up symmetrical

• Contact Voltage Rating In Volts

  110.0 ac at sea level

• Terminal Type

  tab, solder lug

• Overall Length

  3.031 inches nominal

• Nonturn Device Radius

  0.531 inches nominal at 3:00 o'clock

• Nonturn Device Type

  tab at 3:00 o'clock

• Thread Class

  2a single mounting facility

• Switch Actuator Indexing Position Quantity

  4 single actuator

• Mounting Method

  threaded bushing single mounting facility

• Precious Material And Location

  contacts and rotor blade surfaces silver

• Shaft Type

  round, flatted single actuator

• Pole Quantity

  1 4th section front

• Nominal Thread Size

  0.375 inches single mounting facility

• Overall Height

  1.875 inches nominal

• Pole Quantity

  1 3rd section rear

• Precious Material

  silver

• Contact Switching Action

  breaks before makes 4th section front

• Individual Section Quantity

  4

• Contact Switching Action

  breaks before makes 3rd section rear

• Shaft Length

  0.500 inches nominal single actuator

• Err Default

  err default

• First Flat Length

  0.438 inches nominal single actuator

• Pole Quantity

  1 3rd section front

• Style Designator

  circular wafer, bushing mount