AT221-1-3

Technical Characteristics

• Switch Actuating Force

  128.0 ounces maximum

• Body Height

  0.300 inches nominal

• Nominal Thread Size

  0.438 inches

• Bushing Length

  0.745 inches nominal

• Switch Release Force

  16.0 ounces minimum

• Actuator Free Position Height

  0.890 inches nominal

• Mounting Method

  threaded bushing

• Thread Series Designator

  un

• Thread Quantity Per Inch

  32

• Overall Height

  0.300 inches nominal

• Actuator Height

  0.145 inches minimum

• Overall Length

  1.796 inches nominal

• Body Style

  bushing mounted

• Maximum Voltage Rating In Volts

  28.0 dc

• Actuator Movement

  0.020 pretravel inches maximum and 0.125 overtravel inches minimum and 0.020 differential inches nominal

• Overall Width

  0.406 inches nominal

• Inclosure Type

  fully inclosed

• Terminal Type And Quantity

  6 wire lead

• Nonpile-Up Contact Arrangement

  2 pole, double throw, one position momentary single switch unit

• Contact Load Current Rating At Maximum Rated Voltage

  3.000 amperes resistive dc

• Actuator Style

  round

• Body Width

  0.406 inches nominal

• Thread Class

  2a

• Body Length

  0.906 inches nominal

• Actuator Diameter

  0.153 inches nominal