19912-555

Technical Characteristics

• Thread Class

  2a

• Thread Length

  0.250 inches nominal

• Overall Width

  1.609 inches nominal

• First Flat Length

  0.500 inches nominal

• Shaft Diameter

  0.250 inches nominal

• Shaft Length

  0.625 inches nominal

• Individual Section Quantity

  4

• Pole Quantity

  1

• Mounting Method

  threaded bushing

• Shaft Flat/Slot Angular Location

  270.0 degrees from nonturn device

• Switch Actuator Indexing Position Quantity

  7

• Contact Switching Action

  makes before breaks

• Contact Load Current Rating

  500.0 milliamperes resistive load

• Precious Material And Location

  contact surfaces silver

• Precious Material

  silver

• Thread Series Designator

  unef

• Nominal Thread Size

  0.375 inches

• Contact Voltage Rating In Volts

  110.0

• Contact Voltage Rating In Volts

  28.0

• Shaft Type

  round,flatted

• Terminal Type

  tab,solder lug

• Switch Actuator Positioning Increment

  30.0 degrees

• Switch Actuator Stop Device Type

  fixed stop

• Contact Load Current Rating

  1.0 amperes resistive load

• Overall Length

  6.125 inches nominal

• Overall Height

  1.875 inches nominal

• Flat Height

  0.218 inches nominal

• Nonturn Device Radius

  0.375 inches nominal

• Nonturn Device Type

  tab

• Switch Contact Basic Design

  nonpile-up symmetrical and nonpile-up nonsymmetrical

• Throw Quantity

  7