1905M11-12NC

Technical Characteristics

• Overall Length

  5.170 inches nominal

• Contact Load Current Rating

  500.0 milliamperes resistive load dc at sea level and 250.0 milliamperes inductive load

• Shaft Type

  round, flatted single actuator

• Switch Actuator Indexing Position Quantity

  12 single actuator

• Shaft Flat/Slot Angular Location

  180.0 degrees from contact position 1 single actuator

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Pole Quantity

  1 each section front

• Switch Contact Basic Design

  nonpile-up symmetrical

• Nonturn Device Type

  slotted bushing at 9:00 o'clock

• Overall Diameter

  1.100 inches nominal

• Shaft Length

  0.800 inches nominal single actuator

• Shaft Diameter

  0.248 inches minimum single actuator and 0.252 inches maximum

• First Flat Length

  0.250 inches nominal single actuator

• Hazardous Locations/Environmental Protection

  explosion proof

• Thread Length

  0.430 inches nominal single mounting facility

• Thread Class

  2a single mounting facility

• Thread Series Designator

  unef single mounting facility

• Test Data Document

  81349-mil-s-3786/4 specification

• Style Designator

  9 tap, circular, bushing mount

• Contact Load Current Rating

  1.0 amperes resistive load ac at sea level

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Contact Switching Action

  breaks before makes each section rear

• Terminal Type

  tab, solder lug

• Rotor Through Connection Quantity

  1 each section

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Nominal Thread Size

  0.375 inches single mounting facility

• Mounting Method

  threaded bushing single mounting facility

• Throw Quantity

  12 each section rear

• Operating Temp Range

  -65.0 to 85.0 deg celsius

• Individual Section Quantity

  11

• Flat Height

  0.205 inches minimum single actuator and 0.215 inches maximum