290-0217-00

Technical Characteristics

• Thread Series Designator

  unc

• Housing Length

  2.460 inches nominal

• Criticality Code Justification

  feat

• Switch Actuating Force

  9.0 ounces minimum and 13.0 ounces maximum

• Special Features

  weapon system essential

• Thread Quantity Per Inch

  32

• Contact Load Current Rating At Maximum Rated Voltage

  250.000 milliamperes resistive dc and 15.000 amperes resistive ac

• Inclosure Type

  fully inclosed

• Housing Width

  1.000 inches nominal

• Maximum Voltage Rating In Volts

  480.0 ac and 250.0 dc

• Nominal Thread Size

  0.138 inches

• Switch Release Force

  4.0 ounces minimum

• Actuator Movement

  0.219 overtravel inches minimum and 0.015 pretravel inches maximum and 0.002 differential inches maximum

• Actuator Adapter Style

  pushbutton

• Actuator Style

  round

• Body Style

  hole mounted

• Nonpile-Up Contact Arrangement

  1 pole, double throw, both positions maintained single switch unit

• Hazardous Locations/Environmental Protection

  dustproof

• ~1

  equipment (mhe), helicopter, search and rescue, hh-

• End Item Identification

  missile, air intercept, sidewinder (aim-9), support equipment, b-52 aircraft, helicopter, advance attack, ah-1w, helicopter, uscg search and rescue, hh-60j, helicopter, carrier based asw, sh-60f, spruance class dd (963), shipboard material handling

• Terminal Type And Quantity

  3 screw

• Mounting Method

  threaded hole

• Center To Center Distance Between Housing Mounting Facilities Parallel To Length

  1.000 inches nominal