MIL-C-38999

Technical Characteristics

• Body Style

  10g straight shape external coupling

• Overall Length

  1.243 inches nominal

• Overall Diameter

  2.172 inches minimum and 2.204 inches maximum

• Mounting Facility Thickness

  0.062 inches minimum and 0.125 inches maximum

• Threaded Device Type

  back shell and mounting bushing

• Contact Position Arrangement Style

  cjar 23-55 single mating end

• Polarization Method

  keyway or multiple keyway

• Insert Position In Deg

  95.0 and 132.0 and 232.0 and 260.0 and 345.0

• Shell Type

  solid

• Nominal Thread Length

  0.219 inches

• Thread Quantity Per Inch

  18 and 18

• Insert Material

  plastic epoxy single mating end

• Shell Surface Treatment

  cadmium

• Shell Surface Treatment Document And Classification

  qq-p-416 fed spec single treatment response

• Bushing Accommodation Hole Shape

  round w/flat

• Thread Class

  2a and 2a

• Thread Direction

  right-hand and right-hand

• 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

• Distance From Mounting Shoulder To Front Face

  0.910 inches minimum and 0.920 inches maximum

• Mating End Quantity

  1

• Connector Locking Method

  bayonet pin

• Operating Temp Rating

  -65.0 deg celsius minimum and 175.0 deg celsius maximum

• Nominal Thread Size

  1.312 inches and 1.625 inches

• Shell Material

  aluminum alloy

• Missing Contact Type And Quantity

  55 round pin single mating end single contact grouping single accommodated contact type

• Test Data Document

  81349-mil-c-38999 specification

• Thread Series Designator

  unef and unef

• Specification/Standard Data

  96906-ms27468 government standard