291AS257

Technical Characteristics

• Switch Actuating Force

  11.0 ounces maximum

• Actuator Free Position Height

  0.028 inches nominal

• Body Width

  0.344 inches nominal

• Body Height

  0.703 inches nominal

• Nonpile-Up Contact Arrangement

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

• Actuator Movement

  0.003 overtravel inches minimum and 0.050 pretravel inches maximum and 0.004 differential inches nominal

• Actuator Height

  0.028 inches nominal

• Inclosure Type

  fully inclosed

• Unthreaded Mounting Hole Diameter

  0.088 inches nominal

• Case Material

  metal

• Actuator Diameter

  0.344 inches nominal

• Body Length

  0.875 inches nominal

• Switch Release Force

  4.0 ounces minimum

• Actuator Style

  round

• Center To Center Distance Between Mounting Facilities Parallel To Length

  0.375 inches nominal

• Maximum Voltage Rating In Volts

  250.0 ac and 30.0 dc

• Body Style

  hole mounted

• Terminal Type And Quantity

  3 wire lead

• Contact Load Current Rating At Maximum Rated Voltage

  4.000 amperes resistive dc and 5.000 amperes resistive ac