174-649

Technical Characteristics

• Thread Class

  2a

• Flat Height

  0.219 inches nominal

• Shaft Diameter

  0.248 inches minimum and 0.250 inches maximum

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  2

• Contact Voltage Rating In Volts

  110.0

• Contact Voltage Rating In Volts

  28.0

• Terminal Type

  tab,solder lug

• Contact Switching Action

  breaks before makes

• Contact Load Current Rating

  1.0 amperes resistive load

• Contact Load Current Rating

  500.0 milliamperes resistive load

• Precious Material

  silver

• Thread Series Designator

  unef

• Nonturn Device Type

  tab

• Throw Quantity

  5

• Mounting Method

  threaded bushing

• Nominal Thread Size

  0.375 inches

• Switch Actuator Indexing Position Quantity

  5

• Shaft Type

  round,flatted

• Switch Actuator Positioning Increment

  30.0 degrees

• Switch Actuator Stop Device Type

  fixed stop

• Precious Material And Location

  contacts and rotor surfaces silver

• Thread Length

  0.375 inches nominal

• Overall Length

  1.969 inches nominal

• Overall Height

  1.938 inches nominal

• Overall Width

  1.516 inches nominal

• First Flat Length

  0.375 inches nominal

• Shaft Length

  0.625 inches nominal

• Nonturn Device Radius

  0.531 inches nominal

• Individual Section Quantity

  1