138B

Technical Characteristics

• Contact Removability

  nonremovable single mating end single contact grouping

• Thread Series Designator

  unf

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  0.531 inches nominal

• Mating End Quantity

  1

• Environmental Protection

  salt water resistant and moisture resistant and vibration resistant

• Included Contact Quantity

  1 single mating end single contact grouping

• Center To Center Distance Between Mounting Facilities Parallel To Height

  0.531 inches nominal

• Nominal Thread Size

  0.437 inches

• Thread Direction

  right-hand

• Radio Frequency Type Contact Characteristic Impedance In Ohms

  50.0 single mating end single contact grouping

• Connector Locking Method

  externally threaded shell

• Overall Width

  0.906 inches nominal

• Overall Length

  1.109 inches nominal

• Shell Material

  aluminum alloy

• Overall Height

  0.750 inches nominal

• Unthreaded Mounting Hole Diameter

  0.138 inches nominal

• Insert Material

  ceramic single mating end

• Thread Class

  2a

• Shell Surface Treatment

  anodize

• Threaded Device Type

  coupling facility