8519278

Technical Characteristics

• Knob Manufacturer Part Number

  a

• Pole Quantity

  1 each section rear

• Style Designator

  tap, circuit selector

• Longest Vertical Distance Between Mounting Centers

  3.219 inches nominal single mounting facility

• Contact Switching Action

  breaks before makes each section rear

• Flat Height

  0.312 inches nominal single actuator

• Individual Section Quantity

  5

• Features Provided

  actuator knob

• Knob Special Markings

  arrow

• Longest Horizontal Distance Between Mounting Centers

  3.219 inches nominal single mounting facility

• Unthreaded Mounting Hole Diameter

  0.281 inches minimum single mounting facility and 0.284 inches maximum single mounting facility

• Contact Load Current Rating

  25.0 amperes resistive load dc at sea level

• Mounting Facility Pattern

  four position rectangular single mounting facility

• Terminal Type

  tab w/screw

• Throw Quantity

  1 each section rear

• Overall Width

  2.750 inches nominal

• Shaft Diameter

  0.375 inches nominal single actuator

• Contact Voltage Rating In Volts

  250.0 ac at sea level

• Switch Contact Basic Design

  nonpile-up symmetrical

• Shaft Type

  round, flatted, threaded hole single actuator

• Switch Actuator Indexing Position Quantity

  2 single actuator

• Contact Voltage Rating In Volts

  250.0 dc at sea level

• Overall Length

  6.250 inches nominal

• First Flat Length

  0.500 inches nominal single actuator

• Mounting Method

  unthreaded hole single mounting facility

• Knob Manufacturer Code

  82121

• Shaft Length

  2.500 inches nominal single actuator

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Switch Actuator Positioning Increment

  90.0 degrees single actuator

• Contact Load Current Rating

  25.0 amperes resistive load ac at sea level

• Overall Height

  3.375 inches nominal