NSN: 5905-01-267-1321

Technical Characteristics

• Shaft Length

  1.218 inches nominal

• Section Quantity

  2

• Temp Coefficient Of Resistance Per Section In Ppm Per Deg Celsius

  -30.0/+30.0 all sections

• Body Style

  cylindrical bushing mounted

• Electrical Resistance Per Section

  10.0 kilohms all sections

• Features Provided

  switch

• Function Characteristic Per Section

  all sections linear

• Switch Type

  rotary

• Mounting Bushing Length

  0.312 inches nominal

• Body Length

  2.500 inches maximum

• Shaft Bearing Type

  bearing

• Maximum Starting Torque

  9.00 inch-ounces

• Actuator Type

  dual concentric

• Nonturn Device Radius

  0.312 inches nominal

• Screw Thread Diameter

  0.375 inches nominal

• Rotary Actuator Travel In Angular Deg

  275.0 nominal

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

  150.0 all sections

• Maximum Stop Torque

  64.00 inch-ounces

• Shaft Style

  round, stepped

• Shaft Diameter

  0.250 inches nominal

• Terminal Type And Quantity

  9 wire lead

• Resistance Tolerance Per Section In Percent

  -3.0/+3.0 all sections

• Switch Voltage Rating In Volts

  28.0

• Switch Current Type And Rating In Amps

  0.150 dc

• Function Conformity Per Section

  all sections independent linearity

• End Item Identification

  b-1b aircraft

• Mechanical Backlash In Deg Angular Rotation

  3.0

• Reliability Indicator

  not established

• Screw Thread Series Designator

  unef

• Effective Electrical Rotation In Deg Angular Rotation

  270.0 nominal

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

  85.0 all sections

• Switch Operating Position

  start of rotation

• Power Dissipation Rating Per Section In Watts

  2.0 7th secondary finish

• Mounting Method

  standard bushing

• Switch Contact Arrangement

  single pole, single throw, normally open, both positions maintained

• Terminal Location

  radially positioned over less than half the circumference

• Function Conformity Tolerance Per Section

  -0.25/+0.25 all sections

• Undercut Length

  0.406 inches nominal

• Nonturn Device Location

  at 6 oclock

• Maximum Running Torque

  9.00 inch-ounces

• Body Diameter

  0.875 inches nominal

• Contact Arm Electrical Off Position

  fully ccw

• Power Dissipation Rating Per Section In Watts

  1.5 7th secondary pattern

• Undercut Diameter

  0.125 inches nominal

• Screw Thread Quantity Per Inch

  32.0

• Actuator Travel Control Feature

  stops

• Fragility Factor

  moderately rugged

• Test Data Document

  43999-le444-0001 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)