T389

Technical Characteristics

• Thread Class

  2a

• Overall Length

  3.190 inches minimum and 3.255 inches maximum

• Threaded Device Type

  coupling facility

• Connector Locking Method

  spring friction and externally threaded shell

• Radio Frequency Type Contact Characteristic Impedance In Ohms

  50.0

• Thread Quantity Per Inch

  24

• Contact Material

  copper alloy

• Included Contact Quantity

  1

• Included Contact Type

  coaxial pin

• Included Contact Type

  coaxial socket

• Precious Material And Location

  contact and body surfaces silver

• Thread Series Designator

  unef

• Thread Direction

  right-hand

• Overall Height

  1.380 inches nominal

• Overall Width

  1.380 inches nominal

• Environmental Protection

  salt water resistant and vibration resistant

• Unthreaded Mounting Hole Diameter

  0.196 inches nominal

• Distance From Mounting Shoulder To Front Face

  2.150 inches minimum and 2.231 inches maximum

• Mating End Quantity

  2

• Contact Removability

  removable

• Contact Maximum Frequency Rating

  3.3 kilohertz

• Shell Type

  solid

• Nominal Thread Size

  0.625 inches

• Contact Surface Treatment

  silver

• Shell Material

  copper alloy

• Shell Surface Treatment

  silver

• Precious Material And Weight

  0.110 silver grains,troy

• Precious Material

  silver