MS25105-21

Technical Characteristics

• Center To Center Distance Between Mounting Facilities Parallel To Length

  1.797 inches minimum and 1.827 inches maximum

• Actuator Position-Action Relationship

  down position maintained and up position maintained and center position maintained

• Thread Series Designator

  unc

• Body Height

  1.531 inches nominal

• Contact Load Current Rating At Maximum Rated Voltage

  25.000 amperes resistive dc and 5.000 amperes lamp dc and 22.000 amperes resistive ac and 15.000 amperes inductive dc and 15.000 amperes inductive ac and 3.000 amperes lamp ac

• Thread Quantity Per Inch

  32

• End Item Identification

  uh-1/c135/c130/h-3/seaking aircraft/los angeles/forrestal/nmitz/taaraw

• Hazardous Locations/Environmental Protection

  submersible

• Mounting Method

  unthreaded hole

• Actuator Height

  0.850 inches minimum and 0.910 inches maximum

• Terminal Type And Quantity

  9 screw

• Unthreaded Mounting Hole Diameter

  0.138 inches nominal

• Body Length

  2.125 inches nominal

• ~1

  data on certain environmental and performance

• Test Data Document

  81349-mil-s-3950 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 type

• Inclosure Type

  fully inclosed

• Maximum Voltage Rating In Volts

  115.0 ac and 28.0 dc

• Nominal Thread Size

  0.138 inches

• Features Provided

  actuator seal

• Nonpile-Up Contact Arrangement

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

• Actuator Diameter

  0.235 inches minimum and 0.245 inches maximum

• Actuator Style

  round

• Body Style

  hole mount

• Body Width

  1.380 inches maximum