990C392H01

Technical Characteristics

• Thread Class

  2a single mounting facility

• Thread Length

  0.343 inches nominal single mounting facility

• Overall Length

  1.437 inches nominal

• Shaft Diameter

  0.123 inches minimum and 0.127 inches maximum single actuator

• Individual Section Quantity

  1

• Mounting Method

  threaded bushing single mounting facility

• Shaft Type

  round single actuator

• Contact Switching Action

  breaks before makes single section rear

• Contact Load Current Rating

  250.0 milliamperes resistive load ac at sea level

• Contact Load Current Rating

  250.0 milliamperes resistive load and 125.0 milliamperes inductive load dc at sea level

• Test Data Document

  81349-mil-s-3786 specification

• Hazardous Locations/Environmental Protection

  explosion proof

• Shaft Length

  0.730 inches minimum and 0.770 inches maximum single actuator

• Overall Diameter

  0.750 inches nominal

• Nonturn Device Type

  flatted bushing at 3:00 o'clock

• Operating Temp Range

  -40.0/+55.0 deg celsius

• Switch Contact Basic Design

  nonpile-up symmetrical

• Pole Quantity

  1 single section front

• Throw Quantity

  12 single section rear

• Nominal Thread Size

  0.250 inches single mounting facility

• Contact Voltage Rating In Volts

  115.0

• Contact Voltage Rating In Volts

  28.0

• Rotor Through Connection Quantity

  1 single section

• Switch Actuator Indexing Position Quantity

  12 single actuator

• Terminal Type

  tab, solder lug

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Switch Actuator Stop Device Type

  adjustable stop single actuator

• Style Designator

  9 tap, circular, bushing mount

• Thread Series Designator

  unef single mounting facility