ST655A

Technical Characteristics

• Section Quantity

  1

• Pilot Length

  0.0620 inches nominal

• Undercut Diameter

  0.750 inches nominal

• Body Diameter

  0.875 inches nominal

• Shaft Diameter

  0.1248 inches maximum

• Shaft Length

  0.500 inches nominal

• Mounting Lip Diameter

  0.8750 inches nominal

• Shaft Style

  1c round

• Actuator Type

  single shaft

• Effective Electrical Rotation In Deg Angular Rotation

  354.0 nominal

• Shaft End Play

  0.004 inches

• Lateral Runout

  0.002 inches

• Pilot Diameter Runout

  0.0015 inches

• Terminal Location

  radially positioned over less than half the circumference

• Electrical Resistance Per Section

  5.0 kilohms single section

• Rotary Actuator Travel In Angular Deg

  360.0 nominal

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

  125.0 single section

• Power Dissipation Rating Per Section In Watts

  1.2 free air single section

• Resistance Tolerance Per Section In Percent

  -5.0/+5.0 single section

• Actuator Travel Control Feature

  continuous motion

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

  70.0 single section

• Terminal Type And Quantity

  3 turret

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

  -20.0/+20.0 single section

• Function Characteristic Per Section

  single section linear

• Function Conformity Per Section

  single section independent linearity

• Function Conformity Tolerance Per Section

  -0.50/+0.50 single section

• Mounting Method

  clamp ring

• Shaft Radial Play

  0.002 inches

• Shaft Runout

  0.001 inches

• Maximum Running Torque

  0.10 inch-ounces (ounce-inches)

• Maximum Starting Torque

  0.10 inch-ounces (ounce-inches)

• Shaft Bearing Type

  ball

• Mounting Lip Depth

  0.0620 inches nominal

• Body Length

  0.770 inches nominal

• Undercut Width

  0.0620 inches nominal

• Pilot Diameter

  0.7500 inches nominal

• Reliability Indicator

  not established

• Body Style

  5b cylindrical servo mounted