1139-1

Technical Characteristics

• Shaft Length

  0.484 inches minimum single shaft and 0.516 inches maximum single shaft

• Split-Stator Rotary Plate Type

  butterfly

• Tuning Characteristic

  straight line capacity single section

• Adjustment Device Torque

  1.500 inch-ounces minimum and 6.000 inch-ounces maximum

• Adjustment Device Drive Type And Quantity

  1 shaft

• Thread Class

  2a

• Body Style

  plate-meshing

• Material

  steatite base

• Capacitance Range In Picofarads

  +3.0/+9.8 single section

• Shaft Diameter

  0.186 inches minimum single shaft and 0.190 inches maximum single shaft

• Nominal Thread Size

  0.250 inches

• Inclosure Type

  uninclosed

• Overall Length

  1.666 inches minimum and 1.688 inches maximum

• Terminal Length

  0.500 inches nominal

• Insulation Dc Resistance At 25 Deg Celsius

  10000.0 megohms

• Overall Width

  0.609 inches minimum and 0.641 inches maximum

• Quality Factor At 25 Deg Celsius

  1500.0

• Material

  brass capacitive electrode

• Mounting Facility Screw Thread Series Designator

  unef

• Terminal Type And Quantity

  2 tab, solder lug

• Bushing Shape

  round

• Bushing Length

  0.275 inches nominal

• Tolerance Of Temp Coefficient In Ppm Per Deg Celsius

  -50.0/+50.0 single section

• Plate Quantity

  22

• Nonderated Operating Temp

  -55.0 deg celsius minimum and 175.0 deg celsius maximum

• Overall Height

  0.734 inches minimum and 0.766 inches maximum

• Mounting Facility Type And Quantity

  1 threaded bushing

• Shaft Type

  round single shaft

• Plate Air Gap

  0.010 inches

• Nonderated Voltage Rating And Type

  1250.0 ac peak single section

• Body Length

  1.172 inches nominal

• Temp Coefficient Of Capacitance In Ppm Per Deg Celsius

  0.0 single section

• Bushing Diameter

  0.185 inches nominal

• Fragility Factor

  moderately rugged

• Adjustment Device Rotation

  180.0 degrees nominal clockwise