MIL-C-38999

Technical Characteristics

• Thread Class

  2a and 2a

• Body Style

  10g straight shape external coupling

• Distance From Mounting Shoulder To Front Face

  0.438 inches nominal

• Mounting Facility Thickness

  0.062 inches minimum and 0.109 inches maximum

• Threaded Device Type

  back shell and mounting bushing

• Mating End Quantity

  1

• Contact Position Arrangement Style

  cvak 18-66 single mating end

• Contact Removability

  removable single mating end single contact grouping

• Insert Position In Deg

  0.0

• Nominal Thread Length

  0.219 inches

• 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

• Included Contact Quantity

  66 single mating end single contact grouping

• Bushing Accommodation Hole Shape

  round

• Precious Material And Location

  contact surfaces gold

• Precious Material

  gold

• Thread Direction

  right-hand and right-hand

• Overall Length

  0.954 inches maximum

• Overall Diameter

  1.890 inches nominal

• Environmental Protection

  moisture proof and salt water resistant and vibration proof

• Polarization Method

  keyway or multiple keyway

• Shell Type

  solid

• Connector Locking Method

  bayonet pin

• Thread Quantity Per Inch

  18 and 18

• Nominal Thread Size

  1.062 inches and 1.500 inches

• Terminal Location

  back single mating end single contact grouping

• Shell Material

  aluminum alloy

• Included Contact Type

  round socket single mating end single contact grouping

• Precious Material And Weight

  0.066 gold grains, troy

• Test Data Document

  81349-mil-c-38999 specification

• Thread Series Designator

  unef and unef

• Specification/Standard Data

  96906-ms27474 government standard