MIL-C-38999

Technical Characteristics

• Thread Class

  2a

• Overall Length

  1.289 inches maximum

• Unthreaded Mounting Hole Diameter

  0.123 inches minimum and 0.138 inches maximum

• Threaded Device Type

  back shell

• Mating End Quantity

  1

• Contact Position Arrangement Style

  apbk 11-35 single mating end

• Polarization Method

  keyway or multiple keyway

• Insert Position In Deg

  346.0

• Nominal Thread Length

  0.219 inches

• Thread Quantity Per Inch

  24

• Shell Material

  aluminum alloy

• Included Contact Quantity

  13 single mating end single contact grouping

• Iii Precious Material And Location

  contact surfaces gold and contact surfaces silver

• Iii Precious Material

  gold and silver

• Definitive Government Spec/Std Reference

  ms27656t11f35sa

• Non-Definitive Government Spec/Std Reference

  mil-c-38999

• Thread Series Designator

  unef

• Specification/Standard Data

  96906-ms27656 government standard

• Thread Direction

  right-hand

• Body Style

  3g straight shape, external coupling

• Overall Height

  1.031 inches nominal

• Overall Width

  1.031 inches nominal

• Test Data Document

  81349-mil-c-38999 specification

• Manufacturers Code

  96906

• Manufacturers Code

  81349

• Iii Precious Material And Weight

  0.013 gold grains, troy and 0.013 silver grains, troy

• Included Contact Type

  round socket single mating end single contact grouping

• Shell Surface Treatment Document And Classification

  mil-c-26074,cl 3 or 4,grade b mil spec single treatment response

• Shell Surface Treatment

  nickel

• Terminal Type

  crimp single mating end single contact grouping

• Contact Surface Treatment

  gold and silver single mating end single contact grouping

• Contact Material

  copper alloy single mating end single contact grouping

• Terminal Location

  back single mating end single contact grouping

• Nominal Thread Size

  0.562 inches

• Connector Locking Method

  bayonet pin

• Shell Type

  solid

• Contact Removability

  removable single mating end single contact grouping

• Distance From Mounting Shoulder To Front Face

  0.815 inches minimum and 0.820 inches maximum

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  0.812 inches nominal

• Center To Center Distance Between Mounting Facilities Parallel To Height

  0.812 inches nominal

• Environmental Protection

  moisture proof and salt water resistant and vibration proof