2-1903-3B4

Technical Characteristics

• Thread Length

  0.437 inches nominal

• Hazardous Locations/Environmental Protection

  explosion proof

• First Flat Length

  0.250 inches nominal

• Flat Height

  0.210 inches nominal

• Shaft Diameter

  0.250 inches nominal

• Nonturn Device Type

  slotted bushing

• Throw Quantity

  4

• Nominal Thread Size

  0.375 inches

• Contact Voltage Rating In Volts

  28.0

• Shaft Flat/Slot Angular Location

  0.0 degrees from contact position 1

• Rotor Through Connection Quantity

  1

• Terminal Type

  tab,solder lug

• Contact Switching Action

  breaks before makes

• Switch Actuator Positioning Increment

  30.0 degrees

• Switch Actuator Stop Device Type

  fixed stop

• Contact Load Current Rating

  1.0 amperes resistive load and 500.0 milliamperes inductive load

• Precious Material And Location

  contacts silver

• Precious Material

  silver

• Thread Series Designator

  unef

• Thread Class

  2a

• Overall Length

  2.462 inches nominal

• Shaft Length

  0.375 inches nominal

• Overall Diameter

  1.100 inches nominal

• Individual Section Quantity

  3

• Operating Temp Range

  m73.0/p121.0 deg celsius

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  1

• Mounting Method

  threaded bushing

• Contact Voltage Rating In Volts

  115.0

• Switch Actuator Indexing Position Quantity

  4

• Shaft Type

  round,flatted

• Contact Load Current Rating

  2.0 amperes resistive load

• Style Designator

  tap,circular,bushing mount