MIL-C-38999

Technical Characteristics

• Unthreaded Mounting Hole Diameter

  0.123 inches minimum and 0.138 inches maximum

• Center To Center Distance Between Mounting Facilities Parallel To Height

  0.969 inches nominal

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  0.969 inches nominal

• Distance From Mounting Shoulder To Front Face

  0.627 inches minimum and 0.632 inches maximum

• Threaded Device Type

  back shell

• Mating End Quantity

  1

• Contact Removability

  removable

• Polarization Method

  keyway or multiple keyway

• Shell Type

  solid

• Nominal Thread Length

  0.219 inches

• Thread Quantity Per Inch

  20

• Nominal Thread Size

  0.812 inches

• Contact Surface Treatment Document And Classification

  mil-g-45204 mil spec single treatment response

• Thread Class

  2a

• Thread Direction

  right-hand

• Overall Length

  1.263 inches maximum

• Overall Height

  1.219 inches nominal

• Overall Width

  1.219 inches nominal

• Environmental Protection

  moisture proof and salt water resistant and vibration proof and corrosion resistant and dust resistant and fuel resistant and fungus resistant and humidity resistant and oil resistant and shock resistant and thermal shock resistant and vibration resistant

• Insert Position In Deg

  95.0 and b132.0 and b232.0 and b260.0 and b339.0

• Connector Locking Method

  bayonet pin

• Operating Temp Rating

  m65.0 deg celsius minimum and 175.0 deg celsius maximum

• Terminal Location

  back

• Contact Material

  copper alloy

• Contact Surface Treatment

  gold

• Insert Material

  plastic epoxy

• Terminal Type

  crimp

• Included Contact Quantity

  5

• Included Contact Type

  round pin

• Test Data Document

  81349-mil-c-38999 specification

• Thread Series Designator

  unef

• Specification/Standard Data

  96906-ms27466 government standard

• Shell Material

  aluminum alloy

• Shell Surface Treatment

  cadmium

• Shell Surface Treatment Document And Classification

  qq-p-415 fed spec single treatment response

• Precious Material And Location

  contact surfaces gold

• Precious Material And Weight

  0.025 gold grains,troy

• Precious Material

  gold