1905M9-12NC

Technical Characteristics

• Contact Switching Action

  breaks before makes

• Switch Actuator Positioning Increment

  30.0 degrees

• Contact Load Current Rating

  1.0 amperes resistive load and 500.0 milliamperes inductive load

• Contact Load Current Rating

  2.0 amperes resistive load

• Thread Length

  0.417 inches minimum and 0.457 inches maximum

• First Flat Length

  0.240 inches minimum and 0.260 inches maximum

• Overall Diameter

  1.110 inches minimum and 1.990 inches maximum

• Individual Section Quantity

  9

• Operating Temp Range

  m65.0/p125.0 deg celsius

• Throw Quantity

  12

• Mounting Method

  threaded bushing

• Nominal Thread Size

  0.375 inches

• Shaft Flat/Slot Angular Location

  180.0 degrees from contact position 1

• Shaft Type

  round,flatted

• Detent Rotational Torque Range

  p0.7/p5.0 inch-pounds (pound-inches)

• Test Data Document

  81349-mil-s-3786/4 specification

• Thread Series Designator

  unef

• Switch Actuator Indexing Position Quantity

  12

• Terminal Type

  tab,solder lug

• Thread Class

  2a

• Hazardous Locations/Environmental Protection

  explosion proof

• Overall Length

  4.856 inches minimum and 4.956 inches maximum

• Flat Height

  0.205 inches minimum and 0.215 inches maximum

• Shaft Diameter

  0.248 inches minimum and 0.251 inches maximum

• Shaft Length

  0.834 inches minimum and 0.914 inches maximum

• Nonturn Device Radius

  0.375 inches nominal

• Nonturn Device Type

  tab

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  1

• Contact Voltage Rating In Volts

  115.0

• Contact Voltage Rating In Volts

  28.0