A2389C

Technical Characteristics

• Nominal Thread Size

  0.138 inches

• Shaft Length

  1.000 inches nominal single shaft

• Mounting Facility Screw Thread Series Designator

  unc

• Terminal Type And Quantity

  2 tab, solder lug

• First Flat Length

  0.500 inches nominal single shaft

• Tuning Characteristic

  straight line capacity all sections

• Individual Section Quantity

  2

• Body Style

  plate-meshing

• Thread Class

  2a

• Adjustment Device Drive Type And Quantity

  1 shaft

• Shaft Type

  round, parallel flatted single shaft

• Width Between Flats

  0.185 inches minimum single shaft and 0.187 inches maximum single shaft

• Overall Width

  1.312 inches nominal

• Inclosure Type

  encased

• Shaft Diameter

  0.247 inches minimum single shaft and 0.250 inches maximum single shaft

• Mounting Facility Type And Quantity

  2 threaded hole

• Overall Length

  2.687 inches nominal

• Body Length

  1.687 inches nominal