1900M11-4N

Technical Characteristics

• Rotor Through Connection Quantity

  1

• Shaft Type

  round,flatted

• Switch Actuator Positioning Increment

  36.0 degrees

• Style Designator

  tap,circular,bushing mount

• Test Data Document

  81349-mil-s-3786 specification

• Thread Series Designator

  unef

• Thread Class

  2a

• Overall Diameter

  1.100 inches nominal

• Mounting Method

  threaded bushing

• Nominal Thread Size

  0.375 inches

• Shaft Flat/Slot Angular Location

  216.0 degrees from nonturn device

• Switch Actuator Stop Device Type

  fixed stop

• 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

  0.430 inches nominal

• Hazardous Locations/Environmental Protection

  explosion proof

• Overall Length

  5.170 inches nominal

• First Flat Length

  0.250 inches nominal

• Flat Height

  0.205 inches minimum and 0.215 inches maximum

• Shaft Diameter

  0.248 inches minimum and 0.252 inches maximum

• Shaft Length

  0.800 inches nominal

• Individual Section Quantity

  11

• Nonturn Device Type

  slotted bushing

• Operating Temp Range

  m55.0/p125.0 deg celsius

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  1

• Throw Quantity

  4

• Contact Voltage Rating In Volts

  115.0

• Contact Voltage Rating In Volts

  28.0

• Switch Actuator Indexing Position Quantity

  4

• Terminal Type

  tab,solder lug

• Contact Switching Action

  breaks before makes