MIL-C-38999

Technical Characteristics

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  1.500 inches nominal

• Mating End Quantity

  1

• Shell Type

  solid

• Operating Temp Rating

  -65.0 deg celsius minimum and 200.0 deg celsius maximum

• Features Provided

  scoopproof design

• Thread Quantity Per Inch

  18

• Nominal Thread Size

  1.438 inches

• Terminal Type

  crimp single mating end single contact grouping

• Shell Material

  aluminum alloy

• Shell Surface Treatment

  nickel

• Shell Surface Treatment Document And Classification

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

• Included Contact Quantity

  29 single mating end single contact grouping

• Included Contact Type

  round pin single mating end single contact grouping

• Precious Material

  gold

• Test Data Document

  81349-mil-c-38999 specification

• Thread Series Designator

  unef

• Precious Material And Weight

  0.029 gold grains, troy

• Specification/Standard Data

  96906-ms27656 government standard

• Overall Height

  1.812 inches nominal

• Overall Width

  1.812 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

• Unthreaded Mounting Hole Diameter

  0.142 inches minimum and 0.157 inches maximum

• Center To Center Distance Between Mounting Facilities Parallel To Height

  1.500 inches nominal

• Thread Class

  2a

• Thread Direction

  right-hand

• Body Style

  3g straight shape, external coupling

• Overall Length

  1.290 inches maximum

• Distance From Mounting Shoulder To Front Face

  0.785 inches minimum and 0.790 inches maximum

• Threaded Device Type

  back shell

• Contact Position Arrangement Style

  bfam 25-29 single mating end

• Contact Removability

  removable single mating end single contact grouping

• Polarization Method

  key, multiple key groove

• Insert Position In Deg

  95.0 and 132.0 and 232.0 and 260.0 and 334.0

• Connector Locking Method

  bayonet pin

• Nominal Thread Length

  0.219 inches

• Terminal Location

  back single mating end single contact grouping

• Contact Material

  copper alloy single mating end single contact grouping

• Contact Surface Treatment

  gold single mating end single contact grouping

• Insert Material

  plastic epoxy single mating end

• Precious Material And Location

  contact surfaces gold