3J-1291A

Technical Characteristics

• Thread Series Designator

  unef

• Bushing Thru-Hole Accommodation Diameter

  0.406 inches nominal

• Thread Class

  2a

• Body Style

  right angle threaded bushing mounted short frame

• Material

  mica insulator

• Jack Contact Arrangement Designator

  j2

• Mounting Facility Type And Quantity

  1 bushing

• Accommodated Finger Type

  test prod single finger

• Finger Accommodation Diameter

  0.080 inches nominal single finger

• Material

  copper alloy terminal

• Bushing Accommodation Hole Shape

  round

• Surface Treatment

  tin terminal

• Overall Width

  0.750 inches nominal

• Nominal Thread Size

  0.375 inches

• Thread Quantity Per Inch

  32

• Overall Length

  1.906 inches nominal

• Electrical Insulation Feature

  insulated from panel

• Surface Treatment

  nickel silver contact

• Terminal Type

  tab, solder lug

• Thread Direction

  right-hand

• Material

  copper alloy contact

• Material

  steel body

• Mounting Bushing Length

  0.219 inches nominal

• Overall Height

  1.219 inches nominal

• Finger Accommodation Length

  0.562 inches nominal single finger