257126-K8

Technical Characteristics

• Contact Switching Action

  breaks before makes each section front

• Throw Quantity

  4 3rd section front

• Contact Load Current Rating

  250.0 milliamperes resistive load ac at sea level

• Flat Height

  0.211 inches minimum single actuator and 0.221 inches maximum single actuator

• Style Designator

  circular wafer, bushing mount

• Shaft Length

  1.005 inches nominal single actuator

• Pole Quantity

  1 3rd section front

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Overall Diameter

  1.690 inches maximum

• Err Default

  err default

• Contact Switching Action

  breaks before makes 3rd section rear

• Pole Quantity

  1 3rd section rear

• Nominal Thread Size

  0.375 inches single mounting facility

• Shaft Type

  round, flatted single actuator

• Individual Section Quantity

  8

• Pole Quantity

  1 4th section rear

• Mounting Method

  threaded bushing w/panel seal single mounting facility

• Throw Quantity

  6 3rd section rear

• Switch Actuator Indexing Position Quantity

  12 single actuator

• Pole Quantity

  1 5th section rear

• Thread Class

  2a single mounting facility

• Rotor Through Connection Quantity

  1 1st section

• Operating Temp Range

  -65.0/+85.0 deg celsius

• First Flat Length

  0.310 inches nominal single actuator

• Terminal Type

  tab, solder lug

• Pole Quantity

  1 6th section rear

• Throw Quantity

  8 2nd section front

• Throw Quantity

  4 1st section front

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Throw Quantity

  12 7th section front

• Throw Quantity

  4 1st section rear

• Pole Quantity

  1 1st section rear

• Throw Quantity

  12 8th section front

• Pole Quantity

  1 2nd section front

• Rotor Through Connection Quantity

  1 4th section

• Nonturn Device Type

  flatted bushing at 3:00 o'clock

• Rotor Through Connection Quantity

  1 5th section

• Contact Load Current Rating

  500.0 milliamperes resistive load dc at sea level and 50.0 milliamperes inductive load dc at sea level

• Rotor Through Connection Quantity

  1 6th section

• Switch Contact Basic Design

  nonpile-up symmetrical

• Thread Series Designator

  unef single mounting facility

• Rotor Through Connection Quantity

  1 7th section

• Overall Length

  4.500 inches nominal

• Throw Quantity

  12 4th section front

• Pole Quantity

  1 7th section rear

• Rotor Through Connection Quantity

  1 8th section

• Detent Rotational Torque Range

  +1.500/+6.000 inch-pounds single actuator

• Shaft Diameter

  0.248 inches minimum single actuator and 0.251 inches maximum single actuator

• Shaft Flat/Slot Angular Location

  330.0 degrees from nonturn device single actuator

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Throw Quantity

  12 5th section front

• Pole Quantity

  1 8th section rear

• Throw Quantity

  12 6th section front

• Contact Switching Action

  breaks before makes 1st section rear