TM8-4

Technical Characteristics

• Actuator Free Position Height

  0.047 inches nominal

• Body Height

  0.625 inches nominal

• Criticality Code Justification

  feat

• Special Features

  weapon system essential

• Actuator Height

  0.250 inches nominal

• Inclosure Type

  fully inclosed

• Terminal Type And Quantity

  3 quick disconnect, male

• Center To Center Distance Between Mounting Facilities Parallel To Length

  0.875 inches nominal

• Actuator Diameter

  0.188 inches nominal

• Switch Release Force

  5.0 ounces nominal

• Center To Center Distance Between Mounting Facilities Parallel To Height

  0.406 inches nominal

• Contact Load Current Rating At Maximum Rated Voltage

  1.000 amperes motor dc and 2.000 amperes resistive dc and 10.000 amperes resistive ac

• End Item Identification

  1whidbey island class lsd, sirius class t-afs 8, forrestal class cv, wasp class lhd, austin ship class lpd-4 amphibious transport docks, mars class t-afs 1, supply class aoe, waters class tags-45, usns henery j. kaiser class tao. boat davits.

• Actuator Style

  round

• Maximum Voltage Rating In Volts

  250.0 ac and 30.0 dc

• Body Length

  1.094 inches nominal

• Body Style

  hole mounted

• Switch Actuating Force

  7.0 ounces minimum and 12.0 ounces maximum

• Hazardous Locations/Environmental Protection

  dustproof

• Mounting Method

  threaded hole

• Unthreaded Mounting Hole Diameter

  0.114 inches nominal

• Body Width

  0.385 inches nominal

• Actuator Movement

  0.002 differential inches minimum and 0.031 overtravel inches nominal and 0.047 pretravel inches nominal and 0.006 differential inches maximum

• Nonpile-Up Contact Arrangement

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