MIL-C-38999

Technical Characteristics

• Thread Series Designator

  unef

• Terminal Location

  back single mating end single contact grouping

• Distance From Mounting Shoulder To Front Face

  0.438 inches nominal

• Shell Type

  solid

• Terminal Type

  solder well single mating end single contact grouping

• Precious Material

  gold and silver

• Thread Class

  2a

• Body Style

  straight shape threaded

• Thread Quantity Per Inch

  18

• Precious Material And Weight

  0.037 gold grains, troy and 0.037 silver grains, troy

• Specification/Standard Data

  96906-ms27477 government standard

• Included Contact Quantity

  37 single mating end single contact grouping

• Shell Material

  steel

• Test Data Document

  81349-mil-c-38999 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type

• ~1

  data on certain environmental and performanc

• Contact Removability

  nonremovable single mating end single contact grouping

• Included Contact Type

  round pin single mating end single contact grouping

• Environmental Protection

  salt water resistant and vibration proof and moisture proof and hermetic

• Shell Surface Treatment Document And Classification

  mil-t-10727,ty 1 mil spec single treatment response

• Mating End Quantity

  1

• Precious Material And Location

  contact surfaces gold and contact surfaces silver

• Overall Diameter

  1.750 inches nominal

• Bushing Accommodation Hole Shape

  round

• Shell Surface Treatment

  tin

• Contact Position Arrangement Style

  14-35 single mating end

• Polarization Method

  keyway or multiple keyway

• Contact Material

  copper alloy single mating end single contact grouping

• Contact Surface Treatment

  gold single mating end single contact grouping and silver single mating end single contact grouping

• Thread Direction

  right-hand

• Nominal Thread Size

  1.250 inches

• Connector Locking Method

  bayonet pin

• Threaded Device Type

  mounting bushing

• Overall Length

  0.719 inches nominal

• Insert Position In Deg

  339.0

• Mounting Facility Thickness

  0.062 inches minimum and 0.109 inches maximum