B4012711-5

Technical Characteristics

• Thread Class

  2a

• Thread Quantity Per Inch

  18

• Threaded Device Type

  back shell

• Terminal Type

  solder well single mating end single contact grouping

• Shell Type

  solid

• Terminal Location

  back single mating end single contact grouping

• Thread Series Designator

  unef

• Shell Surface Treatment

  cadmium and chromate

• Precious Material And Location

  contact surfaces gold

• Included Contact Quantity

  55 single mating end single contact grouping

• Connector Locking Method

  bayonet latch

• Precious Material And Weight

  0.055 gold grains, troy

• Body Style

  straight shape, internal coupling

• Overall Diameter

  1.656 inches maximum

• Shell Surface Treatment Document And Classification

  qq-p-416,type 2,class 3 fed spec all treatment responses

• Shell Material

  aluminum alloy

• Thread Direction

  right-hand

• Environmental Protection

  moisture resistant and corrosion resistant and vibration resistant

• Nominal Thread Size

  1.312 inches

• Contact Material

  copper alloy single mating end single contact grouping

• Polarization Method

  keyway or multiple keyway

• Contact Surface Treatment

  gold single mating end single contact grouping and nickel single mating end single contact grouping

• Precious Material

  gold

• Insert Position In Deg

  314.0

• Shell Material Document And Classification

  qq-a-591 fed spec single material response

• Mating End Quantity

  1

• Contact Surface Treatment Document And Classification

  mil-g-45204,type 1,grade c,class 1 mil spec 1st treatment response single mating end single contact grouping and qq-n-290 fed spec 2nd treatment response single mating end single contact grouping

• Overall Length

  1.090 inches nominal

• Included Contact Type

  round pin single mating end single contact grouping

• Contact Removability

  nonremovable single mating end single contact grouping

• Contact Position Arrangement Style

  22-55 single mating end