MIL-C-38999

Technical Characteristics

• Thread Class

  2a

• Thread Direction

  right-hand

• Body Style

  3g straight shape, external coupling

• Overall Length

  0.782 inches maximum

• Overall Height

  1.453 inches maximum

• Overall Width

  1.453 inches maximum

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  1.156 inches nominal

• Distance From Mounting Shoulder To Front Face

  0.317 inches minimum and 0.322 inches maximum

• Threaded Device Type

  back shell

• Mating End Quantity

  1

• Contact Position Arrangement Style

  djac 20-35 single mating end

• Contact Removability

  removable single mating end single contact grouping

• Insert Position In Deg

  18.0 and 95.0 and 132.0 and 232.0 and 260.0

• Nominal Thread Length

  0.219 inches

• Iii Operating Temp Rating

  -65.0 deg celsius minimum and 200.0 deg celsius maximum

• Contact Material

  copper alloy single mating end single contact grouping

• Contact Surface Treatment

  gold single mating end single contact grouping

• Contact Surface Treatment Document And Classification

  mil-g-45204 mil spec single treatment response single mating end single contact grouping

• Terminal Type

  crimp single mating end single contact grouping

• Shell Surface Treatment Document And Classification

  mil-c-26074 mil spec single treatment response

• Included Contact Quantity

  79 single mating end single contact grouping

• Iii Precious Material And Weight

  0.079 gold grains, troy

• Definitive Government Spec/Std Reference

  ms27472t20f35sd

• Non-Definitive Government Spec/Std Reference

  mil-c-38999

• Specification/Standard Data

  96906-ms27472 government standard

• Environmental Protection

  moisture proof and salt water resistant and vibration proof

• Unthreaded Mounting Hole Diameter

  0.115 inches minimum and 0.130 inches maximum

• Center To Center Distance Between Mounting Facilities Parallel To Height

  1.156 inches nominal

• Polarization Method

  keyway or multiple keyway

• Shell Type

  solid

• Connector Locking Method

  bayonet pin

• Thread Quantity Per Inch

  18

• Thread Series Designator

  unef

• Nominal Thread Size

  1.188 inches

• Terminal Location

  back single mating end single contact grouping

• Shell Material

  aluminum alloy

• Shell Surface Treatment

  nickel

• Included Contact Type

  round socket single mating end single contact grouping

• Iii Precious Material And Location

  contact surfaces gold

• Iii Precious Material

  gold

• Manufacturers Code

  81349

• Manufacturers Code

  96906

• Test Data Document

  81349-mil-c-38999 specification