744221-22

Technical Characteristics

• Style Designator

  axial terminal (s)

• Electrical Resistance

  1.130 ohms

• Terminal Type

  threaded stud

• Ambient Temp In Deg Celsius At Zero Percent Rated Power

  275.0

• Temp Range Of Temp Coefficient In Deg Celsius

  -55.0/+275.0

• Body Height

  2.188 inches nominal

• Heat Sink Thickness

  0.060 inches

• Heat Sink Height

  2.000 inches

• Power Dissipation Rating In Watts

  75.000 free air

• Body Width

  2.125 inches nominal

• Test Data Document

  81349-milr18546 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)

• Terminal Length

  1.250 inches nominal

• Specification/Standard Data

  81349-mil-r-18546/2 government specification

• Heat Sink Width

  7.000 inches

• Inclosure Method

  encased

• Temp Coefficient Of Resistance In Ppm Per Deg Celsius

  -50.0/+50.0

• Heat Sink Length

  9.000 inches

• Mounting Hole Size

  0.188 inches nominal

• Reliability Indicator

  not established

• Heat Sink Material

  aluminum alloy

• Resistance Tolerance In Percent

  -1.000/+1.000

• Ambient Temp In Deg Celsius At Full Rated Power

  25.0

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Length

  3.875 inches nominal

• Body Length

  4.500 inches nominal