MIL-C-38999

Technical Characteristics

• Overall Diameter

  1.744 inches minimum and 1.776 inches maximum

• Environmental Protection

  salt water resistant and moisture resistant and vibration resistant

• Mounting Facility Thickness

  0.062 inches minimum and 0.109 inches maximum

• Threaded Device Type

  back shell and mounting bushing

• Mating End Quantity

  1

• Insert Position In Deg

  339.0

• Shell Type

  solid

• Nominal Thread Size

  0.812 inches and 1.312 inches

• Contact Material

  copper alloy single mating end single contact grouping

• Contact Surface Treatment

  gold single mating end single contact grouping and silver

• Terminal Type

  crimp single mating end single contact grouping

• Shell Material

  aluminum alloy

• Bushing Accommodation Hole Shape

  round

• Precious Material

  gold and silver

• Specification/Standard Data

  81349-mil-c-38999 government specification

• Thread Series Designator

  unef and unef

• Test Data Document

  81349-mil-c-38999 specification

• Precious Material And Weight

  0.018 gold grains, troy and 0.018 silver grains, troy

• Precious Material And Location

  contact surfaces gold and contact surfaces silver

• Included Contact Type

  round socket single mating end single contact grouping

• Included Contact Quantity

  18 single mating end single contact grouping

• Shell Surface Treatment

  nickel

• Terminal Location

  back single mating end single contact grouping

• Connector Locking Method

  bayonet pin

• Polarization Method

  key, multiple key groove

• Contact Removability

  removable single mating end single contact grouping

• Contact Position Arrangement Style

  auaa 14-18 single mating end

• Distance From Mounting Shoulder To Front Face

  0.433 inches minimum and 0.443 inches maximum

• Overall Length

  0.782 inches nominal

• Thread Class

  2a and 2a

• Body Style

  10g straight shape external coupling

• Thread Direction

  right-hand and right-hand