689-51

Technical Characteristics

• Mounting Method

  threaded bushing

• Actuator Position-Action Relationship

  up position maintained and down position momentary and center position maintained

• Contact Load Current Rating At Maximum Rated Voltage

  8.000 amperes inductive ac and 11.000 amperes resistive ac and 18.000 amperes resistive dc and 5.000 amperes lamp dc and 10.000 amperes inductive dc and 2.000 amperes lamp ac

• Thread Quantity Per Inch

  32

• Body Width

  0.740 inches minimum and 0.760 inches maximum

• Inclosure Type

  fully inclosed

• Maximum Voltage Rating In Volts

  115.0 ac and 28.0 dc

• Features Provided

  actuator seal

• Bushing Length

  0.450 inches minimum and 0.490 inches maximum

• Mounting Surface To Terminal End Distance

  1.250 inches maximum

• Actuator Diameter

  0.235 inches minimum and 0.245 inches maximum

• Actuator Style

  round

• Terminal Type And Quantity

  6 screw

• Body Style

  bushing mount

• Actuator Height

  0.660 inches minimum and 0.720 inches maximum

• Overall Height

  2.114 inches minimum and 2.446 inches maximum

• Body Length

  1.346 inches maximum

• Thread Class

  2a

• Nonpile-Up Contact Arrangement

  2 pole, double throw, three positions maintained single switch unit

• Nominal Thread Size

  0.469 inches

• Thread Series Designator

  uns

• ~1

  type data on certain environmental and performa

• Test Data Document

  81349-mil-dtl-83731 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general