MIL-C-38999

Technical Characteristics

• Body Style

  3g straight shape, external coupling

• Overall Length

  1.290 inches maximum

• Overall Width

  1.792 inches minimum and 1.832 inches maximum

• ~1

  ant and dust resistant and fuel resistant and fungus resistant and humidity resi

• Environmental Protection

  moisture proof and salt water resistant and vibration proof and corrosion resist

• Distance From Mounting Shoulder To Front Face

  0.785 inches minimum and 0.790 inches maximum

• Threaded Device Type

  back shell

• Mating End Quantity

  1

• Contact Removability

  removable single mating end all contact groupings

• Insert Position In Deg

  15.0 and 95.0 and 132.0 and 232.0 and 260.0

• Nominal Thread Size

  1.438 inches

• Terminal Location

  back single mating end all contact groupings

• Contact Material

  copper alloy single mating end all contact groupings

• ~1

  upings

• Contact Surface Treatment Document And Classification

  mil-g-45204 mil spec single treatment response single mating end all contact gro

• Terminal Type

  crimp single mating end all contact groupings

• Shell Surface Treatment Document And Classification

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

• Included Contact Quantity

  12 single mating end 2nd contact grouping

• Special Features

  25-24 insert arrangements

• Precious Material And Location

  contact surfaces gold

• Precious Material

  gold

• Thread Class

  2a

• Thread Direction

  right-hand

• Overall Height

  1.792 inches minimum and 1.832 inches maximum

• Specification/Standard Data

  96906-ms27656 government standard

• Thread Series Designator

  unef

• Test Data Document

  81349-mil-c-38999 specification

• Precious Material And Weight

  0.024 gold grains, troy

• Included Contact Type

  round socket single mating end all contact groupings

• Included Contact Quantity

  12 single mating end 1st contact grouping

• Shell Surface Treatment

  nickel

• Shell Material

  aluminum alloy

• Insert Material

  plastic epoxy single mating end

• Contact Surface Treatment

  gold single mating end all contact groupings

• Thread Quantity Per Inch

  18

• Operating Temp Rating

  -65.0 deg celsius minimum and 200.0 deg celsius maximum

• Connector Locking Method

  bayonet pin

• Shell Type

  solid

• Polarization Method

  keyway or multiple keyway

• Contact Position Arrangement Style

  babm 24-24

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  1.500 inches nominal

• Center To Center Distance Between Mounting Facilities Parallel To Height

  1.500 inches nominal

• Unthreaded Mounting Hole Diameter

  0.142 inches minimum and 0.157 inches maximum

• ~3

  ation resistant

• ~2

  stant and oil resistant and shock resistant and thermal shock resistant and vibr