MIL-C-38999

Technical Characteristics

• Test Data Document

  81349-mil-c-38999 specification

• Thread Series Designator

  unef

• Specification/Standard Data

  96906-ms27656 government standard

• Contact Material

  copper alloy single mating end single contact grouping

• Contact Surface Treatment

  gold single mating end single contact grouping

• Contact Surface Treatment Document And Classification

  mil-g-45204 mil spec single treatment response single mating end single contact grouping

• Terminal Type

  crimp single mating end single contact grouping

• Shell Material

  aluminum alloy

• Shell Surface Treatment Document And Classification

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

• Included Contact Quantity

  61 single mating end single contact grouping

• Iii Precious Material And Location

  contact surfaces gold

• Iii Precious Material And Weight

  0.061 gold grains, troy

• Definitive Government Spec/Std Reference

  ms27656t25f61pc

• Iii Operating Temp Rating

  -65.0 deg celsius minimum and 200.0 deg celsius maximum

• Nominal Thread Length

  0.219 inches

• Shell Type

  solid

• Mating End Quantity

  1

• Threaded Device Type

  back shell

• Overall Width

  1.792 inches minimum and 1.832 inches maximum

• Body Style

  3g straight shape, external coupling

• Non-Definitive Government Spec/Std Reference

  mil-c-38999

• Manufacturers Code

  96906

• Manufacturers Code

  81349

• Iii Precious Material

  gold

• Included Contact Type

  round pin single mating end single contact grouping

• Shell Surface Treatment

  nickel

• Insert Material

  plastic epoxy single mating end

• Terminal Location

  back single mating end single contact grouping

• Nominal Thread Size

  1.438 inches

• Thread Quantity Per Inch

  18

• Connector Locking Method

  bayonet pin

• Insert Position In Deg

  26.0 and 95.0 and 132.0 and 232.0 and 260.0

• Polarization Method

  keyway or multiple keyway

• Contact Removability

  removable single mating end single contact grouping

• Contact Position Arrangement Style

  cqas 25-61 single mating end

• Distance From Mounting Shoulder To Front Face

  0.785 inches minimum and 0.790 inches maximum

• 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

• 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

• Overall Height

  1.792 inches minimum and 1.832 inches maximum

• Overall Length

  1.290 inches maximum

• Thread Direction

  right-hand

• Thread Class

  2a