1905-4B5

Technical Characteristics

• Overall Length

  2.782 inches minimum and

• Overall Height

  1.026 inches minimum and

• Flat Height

  0.210 inches nominal single actuator

• Shaft Diameter

  0.250 inches nominal single actuator

• Shaft Length

  0.812 inches nominal single actuator

• Nonturn Device Radius

  0.540 inches minimum and

• Nonturn Device Type

  tab at 3:00 o'clock

• Iii Operating Temp Range

  -73.0 to 121.0 deg celsius

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  1 each section front

• Throw Quantity

  5 each section rear

• Mounting Method

  threaded bushing single mounting facility

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Switch Actuator Indexing Position Quantity

  5 single actuator

• Terminal Type

  tab, solder lug

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Contact Load Current Rating

  2.0 amperes resistive load ac at sea level

• Contact Load Current Rating

  1.0 amperes resistive load dc at sea level

• Design Control Reference

  1905-4b5

• Manufacturers Code

  91812

• Style Designator

  4 circular wafer, bushing mount

• Thread Series Designator

  unef single mounting facility

• Thread Length

  0.427 inches minimum and

• Thread Length

  0.447 inches maximum single mounting facility

• Overall Length

  2.822 inches maximum

• Overall Height

  1.046 inches maximum

• First Flat Length

  0.250 inches nominal single actuator

• Nonturn Device Radius

  0.560 inches maximum at 3:00 o'clock

• Individual Section Quantity

  4

• Nominal Thread Size

  0.375 inches single mounting facility

• Contact Voltage Rating In Volts

  28.0 ac at altitude

• Rotor Through Connection Quantity

  1 each section

• Shaft Type

  round, flatted single actuator

• Contact Switching Action

  breaks before makes each section rear

• Switch Actuator Positioning Increment

  30.0 degrees single actuator