56-1978-2

Technical Characteristics

• Shaft Diameter

  0.250 inches nominal 1st actuator

• Terminal Type

  tab, solder lug

• Operating Temp Range

  -65.0/+125.0 deg celsius

• Shaft Length

  1.500 inches nominal 2nd actuator

• Shaft Length

  0.870 inches nominal 1st actuator

• Nominal Thread Size

  0.469 inches single mounting facility

• Switch Contact Basic Design

  nonpile-up symmetrical

• Shaft Diameter

  0.125 inches nominal 2nd actuator

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Individual Section Quantity

  10

• Overall Diameter

  2.000 inches maximum

• Switch Actuator Indexing Position Quantity

  24 1st actuator

• Nonturn Device Type

  slotted bushing at 3:00 o'clock

• Thread Series Designator

  uns single mounting facility

• Overall Length

  7.120 inches maximum

• Flat Height

  0.094 inches nominal 2nd actuator

• Switch Actuator Positioning Increment

  15.0 degrees 1st actuator

• 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

• First Flat Length

  0.437 inches nominal 2nd actuator

• Contact Load Current Rating

  3.0 amperes resistive load dc at sea level

• First Flat Length

  0.470 inches nominal 1st actuator

• Thread Quantity Per Inch

  32 single mounting facility

• Contact Load Current Rating

  5.0 amperes resistive load ac at sea level

• Mounting Method

  threaded bushing single mounting facility

• Hazardous Locations/Environmental Protection

  explosion proof

• Shaft Flat/Slot Angular Location

  0.0 degrees from nonturn device 2nd actuator

• Shaft Type

  round, hollowed, flatted 1st actuator

• Switch Actuator Indexing Position Quantity

  12 2nd actuator

• Style Designator

  tap, circular, bushing mount

• Shaft Type

  round, flatted 2nd actuator

• Shaft Flat/Slot Angular Location

  0.0 degrees from nonturn device 1st actuator

• Err Default

  err default

• Contact Switching Action

  breaks before makes each section rear

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Flat Height

  0.210 inches nominal 1st actuator

• Switch Actuator Positioning Increment

  15.0 degrees 2nd actuator

• ~1

  data on certain environmental and performance