12-1900-2B18C

Technical Characteristics

• 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

• Throw Quantity

  18 each section rear

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Contact Switching Action

  breaks before makes each section rear

• Err Default

  err default

• Flat Height

  0.210 inches nominal single actuator

• Shaft Length

  0.750 inches nominal single actuator

• First Flat Length

  0.250 inches nominal single actuator

• Style Designator

  tap, circular, bushing mount

• Shaft Type

  round, flatted single actuator

• Mounting Method

  threaded bushing single mounting facility

• Contact Load Current Rating

  5.0 amperes resistive load ac at sea level

• ~1

  data on certain environmental and performance

• Overall Diameter

  2.000 inches maximum

• Hazardous Locations/Environmental Protection

  dustproof

• Switch Actuator Positioning Increment

  20.0 degrees single actuator

• Nonturn Device Type

  slotted bushing at 12:00 o'clock

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Rotor Through Connection Quantity

  1 each section

• Contact Load Current Rating

  3.0 amperes resistive load dc at sea level and 2.0 amperes inductive load dc at sea level

• Switch Contact Basic Design

  nonpile-up symmetrical

• Nominal Thread Size

  0.469 inches single mounting facility

• Terminal Type

  tab, solder lug

• Thread Class

  2a single mounting facility

• Thread Quantity Per Inch

  32 single mounting facility

• Switch Actuator Indexing Position Quantity

  18 single actuator

• Shaft Flat/Slot Angular Location

  0.0 degrees from contact position 1 single actuator

• Overall Length

  2.115 inches nominal

• Pole Quantity

  1 each section front

• Individual Section Quantity

  2

• Thread Series Designator

  uns single mounting facility

• Shaft Diameter

  0.250 inches nominal single actuator