1-1909M1-4N

Technical Characteristics

• Shaft Flat/Slot Angular Location

  190.0 degrees from nonturn device single actuator

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Err Default

  err default

• Contact Switching Action

  breaks before makes single section front

• First Flat Length

  0.250 inches nominal single actuator

• Style Designator

  tap, circular, bushing mount

• Nominal Thread Size

  0.375 inches single mounting facility

• Shaft Type

  round, flatted single actuator

• Shaft Length

  0.874 inches nominal single actuator

• Hazardous Locations/Environmental Protection

  explosion proof

• Mounting Method

  threaded bushing single mounting facility

• Pole Quantity

  2 single section front

• Switch Actuator Indexing Position Quantity

  4 single actuator

• Thread Class

  2a single mounting facility

• Overall Diameter

  1.306 inches nominal

• Operating Temp Range

  -65.0/+85.0 deg celsius

• Terminal Type

  tab, solder lug

• Throw Quantity

  4 single section front

• Switch Contact Basic Design

  nonpile-up symmetrical

• Thread Series Designator

  unef single mounting facility

• Flat Height

  0.219 inches nominal single actuator

• Individual Section Quantity

  1

• Contact Load Current Rating

  2.0 amperes resistive load ac at sea level

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Overall Length

  1.899 inches nominal

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Contact Load Current Rating

  1.0 amperes resistive load dc at sea level

• Nonturn Device Type

  slotted bushing at 3:00 o'clock

• Shaft Diameter

  0.250 inches nominal single actuator

• ~1

  data on certain environmental and performance

• Test Data Document

  81349-mil-s-3786 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type