MIL-C-38999

Technical Characteristics

• Thread Class

  2a

• Thread Direction

  right-hand

• Overall Length

  1.234 inches maximum

• Overall Diameter

  1.641 inches maximum

• Threaded Device Type

  back shell

• Contact Position Arrangement Style

  btan 21-41 single mating end

• Nominal Thread Length

  0.219 inches

• 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

• Body Style

  7a straight shape, internal coupling

• 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

• Mating End Quantity

  1

• Polarization Method

  key, multiple key groove

• Insert Position In Deg

  0.0 and 100.0 and 128.0 and 228.0 and 265.0

• Shell Type

  solid

• Connector Locking Method

  bayonet slot

• Operating Temp Rating

  -65.0 deg celsius minimum and 175.0 deg celsius maximum

• Thread Quantity Per Inch

  18

• Nominal Thread Size

  1.188 inches

• Shell Material

  aluminum alloy

• Missing Contact Type And Quantity

  41 round socket single mating end single contact grouping single accommodated contact type

• Test Data Document

  81349-mil-c-38999 specification

• Thread Series Designator

  unef

• Specification/Standard Data

  96906-ms27467 government standard