87-1921-7-3NPD1

Technical Characteristics

• Contact Switching Action

  breaks before makes each section rear

• Err Default

  err default

• Contact Load Current Rating

  200.0 milliamperes resistive load dc at sea level

• First Flat Length

  0.250 inches nominal single actuator

• Style Designator

  tap, circular, bushing mount

• Nominal Thread Size

  0.375 inches single mounting facility

• Flat Height

  0.214 inches nominal single actuator

• Shaft Type

  round, flatted single actuator

• Individual Section Quantity

  7

• Operating Temp Range

  -54.0/+55.0 deg celsius

• Hazardous Locations/Environmental Protection

  explosion proof

• Overall Diameter

  1.100 inches nominal

• Nonturn Device Radius

  0.375 inches nominal at 3:00 o'clock

• Shaft Diameter

  0.250 inches nominal single actuator

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Switch Actuator Indexing Position Quantity

  3 single actuator

• Thread Class

  2b single mounting facility

• Overall Length

  3.917 inches nominal

• Shaft Flat/Slot Angular Location

  195.0 degrees from nonturn device single actuator

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Shaft Length

  0.847 inches nominal single actuator

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Throw Quantity

  3 each section rear

• Rotor Through Connection Quantity

  3 each section

• Thread Series Designator

  unef single mounting facility

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  3 each section front

• Terminal Type

  tab, solder lug

• Detent Rotational Torque Range

  +1.500/+5.000 inch-pounds single actuator

• Nonturn Device Type

  tab at 3:00 o'clock

• Mounting Method

  threaded bushing single mounting facility