443D218-5

Technical Characteristics

• Pole Quantity

  1 each section rear

• Shaft Length

  0.969 inches nominal single actuator

• Switch Actuator Positioning Increment

  45.0 degrees single actuator

• Switch Contact Basic Design

  nonpile-up symmetrical

• Shaft Type

  round, flatted, threaded hole single actuator

• Flat Height

  0.219 inches nominal single actuator

• Switch Actuator Stop Device Type

  adjustable stop single actuator

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Nonturn Device Type

  slotted bushing at 12:00 o'clock

• Hazardous Locations/Environmental Protection

  dustproof

• Special Features

  item must comply with requirements of desc production standard no. l00669; for navy nuclear propulsion plant products only

• Knob Manufacturer Code

  82121

• Thread Series Designator

  uns single mounting facility

• Shaft Diameter

  0.250 inches nominal single actuator

• First Flat Length

  0.750 inches nominal single actuator

• Throw Quantity

  7 each section rear

• Contact Switching Action

  breaks before makes each section rear

• Operating Temp Range

  +5.0/+85.0 deg celsius

• Err Default

  err default

• Switch Actuator Indexing Position Quantity

  8 single actuator

• Features Provided

  actuator knob

• Precious Material

  silver

• Criticality Code Justification

  feat

• Style Designator

  tap, circular, bushing mount

• Individual Section Quantity

  7

• Contact Voltage Rating In Volts

  125.0 ac at sea level

• Overall Length

  5.563 inches nominal

• Terminal Type

  tab w/screw

• Overall Diameter

  2.000 inches nominal

• Mounting Method

  threaded bushing single mounting facility

• Contact Load Current Rating

  5.0 amperes resistive load ac at sea level

• Thread Quantity Per Inch

  32 single mounting facility

• Thread Class

  2a single mounting facility

• Precious Material And Location

  rotor contact surfaces silver

• Nominal Thread Size

  0.469 inches single mounting facility