87-1971-2

Technical Characteristics

• Style Designator

  circular wafer, bushing mount

• Features Provided

  variable resistor

• Contact Switching Action

  breaks before makes each section rear

• Err Default

  err default

• Shaft Type

  round, hollowed, flatted 1st actuator

• Nominal Thread Size

  0.375 inches single mounting facility

• Nonturn Device Type

  pin at 3:00 o'clock

• Shaft Length

  0.460 inches nominal 2nd actuator

• Mounting Method

  threaded bushing single mounting facility

• Shaft Diameter

  0.247 inches minimum 1st actuator and 0.251 inches maximum 1st actuator

• Thread Class

  2a single mounting facility

• Overall Diameter

  1.062 inches maximum

• Operating Temp Range

  -65.0/+85.0 deg celsius

• Terminal Type

  tab, solder lug

• Overall Length

  4.210 inches nominal

• First Flat Length

  0.234 inches minimum 1st actuator and 0.265 inches maximum 1st actuator

• Flat Height

  0.216 inches minimum 1st actuator and 0.220 inches maximum 1st actuator

• Contact Voltage Rating In Volts

  110.0 ac at sea level

• Nonturn Device Radius

  0.370 inches minimum at 3:00 o'clock and 0.380 inches maximum at 3:00 o'clock

• Shaft Diameter

  0.123 inches minimum 2nd actuator and 0.126 inches maximum 2nd actuator

• Switch Contact Basic Design

  nonpile-up symmetrical

• Thread Series Designator

  unef single mounting facility

• Switch Actuator Positioning Increment

  30.0 degrees 1st actuator

• Throw Quantity

  3 each section rear

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Pole Quantity

  3 each section rear

• Switch Actuator Stop Device Type

  fixed stop 1st actuator

• Switch Actuator Indexing Position Quantity

  3 1st actuator

• Special Features

  second shaft used for varible resistor

• Contact Load Current Rating

  1.0 milliamperes resistive load dc at sea level

• Shaft Type

  round 2nd actuator

• Individual Section Quantity

  2

• Shaft Length

  0.375 inches nominal 1st actuator

• Contact Load Current Rating

  500.0 milliamperes resistive load ac at sea level