121EN22R

Technical Characteristics

• Thread Series Designator

  unef

• Actuator Movement

  0.040 pretravel inches maximum and 0.250 overtravel inches minimum and 0.020 differential inches nominal

• Nonpile-Up Contact Arrangement

  1 pole,single throw,normally open,momentary action

• Nominal Thread Size

  0.625 inches

• Maximum Voltage Rating In Volts

  115.0 ac and 28.0 dc

• Actuator Roller Width

  0.100 inches minimum and 0.180 inches maximum

• Case Material

  metal

• Bushing Length

  0.540 inches minimum

• Terminal Type And Quantity

  1 connector,receptacle

• Contact Load Current Rating At Maximum Rated Voltage

  4.000 amperes resistive dc and 5.000 amperes resistive ac

• Switch Actuating Force

  160.0 ounces maximum

• Switch Release Force

  64.0 ounces minimum

• Inclosure Type

  fully inclosed

• Actuator Roller Diameter

  0.470 inches minimum and 0.550 inches maximum

• Actuator Free Position Height

  1.670 inches minimum and 1.750 inches maximum

• Body Length

  1.050 inches maximum

• Overall Length

  2.620 inches minimum and 2.780 inches maximum