3178149-2

Technical Characteristics

• Screw Thread Series Designator

  unef

• Power Dissipation Rating Per Section In Watts

  2.25 free air all sections

• Nonturn Device Location

  at 9 oclock

• Mounting Method

  standard bushing

• Standard Taper Curve Per Section

  a all sections

• Special Features

  both shafts flatted

• Body Length

  1.359 inches maximum

• Mounting Bushing Length

  0.281 inches nominal

• Resistance Tolerance Per Section In Percent

  -10.0/+10.0 all sections

• Terminal Location

  radially positioned over less than half the circumference

• Ambient Temp In Deg Celsius Per Section At Full Rated Power

  70.0 all sections

• Screw Thread Quantity Per Inch

  32.0

• Test Data Document

  10001-3178149 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)

• Features Provided

  panel seal

• Section Quantity

  2

• Shaft Diameter

  0.248 inches minimum and 0.250 inches maximum

• Body Style

  cylindrical bushing mounted

• Terminal Type And Quantity

  6 tab, solder lug

• Actuator Type

  dual concentric

• Electrical Resistance Per Section

  2.0 kilohms all sections

• Screw Thread Diameter

  0.375 inches nominal

• Ambient Temp In Deg Celsius Per Section At Zero Percent Rated Power

  120.0 all sections

• Body Diameter

  1.156 inches maximum

• Shaft Style

  round, stepped

• Undercut Length

  0.500 inches nominal

• Undercut Diameter

  0.124 inches minimum and 0.126 inches maximum

• Shaft Length

  1.500 inches nominal

• Nonturn Device Radius

  0.526 inches minimum and 0.536 inches maximum

• Reliability Indicator

  not established