3121-18503

Technical Characteristics

• Size Designation

  18

• Style Designator

  straight shape solid type

• Thread Series Designator

  unef

• Overall Length

  0.875 inches minimum and 1.499 inches maximum

• Seal Type

  preformed packing

• Thread Quantity Per Inch

  18

• Cable Opening Quantity

  1

• Thread Class

  2b

• Cable Opening Diameter

  0.789 inches nominal

• Seal Material

  any acceptable

• Thread Direction

  right-hand

• Mounting Facility Type And Quantity

  1 threaded coupling

• Surface Treatment

  cadmium and chromate

• Material

  aluminum alloy

• Nominal Thread Size

  1.062 inches