56-1954

Technical Characteristics

• ~1

  data on certain environmental and performance

• Hazardous Locations/Environmental Protection

  explosion proof

• Switch Contact Basic Design

  nonpile-up symmetrical

• 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

• Mounting Method

  threaded bushing single mounting facility

• First Flat Length

  0.250 inches nominal single actuator

• Style Designator

  tap, circular, bushing mount

• Nonturn Device Type

  tab at 12:00 o'clock

• Shaft Type

  round, flatted single actuator

• Nonturn Device Radius

  0.531 inches nominal at 12:00 o'clock

• Contact Load Current Rating

  5.0 amperes resistive load ac at sea level

• Thread Quantity Per Inch

  32 single mounting facility

• Pole Quantity

  4 each section front

• Contact Load Current Rating

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

• Shaft Diameter

  0.248 inches minimum single actuator and 0.252 inches maximum single actuator

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Shaft Flat/Slot Angular Location

  180.0 degrees from contact position 1 single actuator

• Overall Diameter

  2.000 inches maximum

• Rotor Through Connection Quantity

  4 each section

• Individual Section Quantity

  2

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Thread Series Designator

  uns single mounting facility

• Flat Height

  0.205 inches minimum single actuator and 0.215 inches maximum single actuator

• Switch Actuator Indexing Position Quantity

  4 single actuator

• Thread Class

  2a single mounting facility

• Operating Temp Range

  -65.0/+85.0 deg celsius

• Throw Quantity

  4 each section rear

• Terminal Type

  tab, solder lug

• Nominal Thread Size

  0.469 inches single mounting facility

• Overall Length

  2.125 inches nominal

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Contact Switching Action

  breaks before makes each section rear

• Switch Actuator Positioning Increment

  15.0 degrees single actuator

• Err Default

  err default

• Shaft Length

  0.750 inches nominal single actuator