50-1939

Technical Characteristics

• Terminal Type

  tab,solder lug

• Thread Class

  2a

• Thread Length

  0.380 inches minimum and 0.440 inches maximum

• Hazardous Locations/Environmental Protection

  explosion proof

• Overall Length

  3.610 inches maximum

• First Flat Length

  0.250 inches nominal

• Shaft Diameter

  0.248 inches minimum and 0.252 inches maximum

• Overall Diameter

  1.200 inches maximum

• Operating Temp Range

  m55.0/p125.0 deg celsius

• Pole Quantity

  1

• Mounting Method

  threaded bushing

• Switch Actuator Indexing Position Quantity

  6

• Shaft Type

  round,nonparallel flatted

• Contact Switching Action

  breaks before makes

• Contact Switching Action

  makes before breaks

• Switch Actuator Positioning Increment

  60.0 degrees

• Contact Load Current Rating

  3.0 amperes resistive load and 2.0 amperes inductive load

• Thread Series Designator

  unef

• Shaft Length

  1.580 inches minimum and 1.680 inches maximum

• Individual Section Quantity

  3

• Nonturn Device Type

  slotted bushing

• Switch Contact Basic Design

  nonpile-up symmetrical

• Throw Quantity

  6

• Nominal Thread Size

  0.375 inches

• Contact Voltage Rating In Volts

  28.0

• Shaft Flat/Slot Angular Location

  180.0 degrees from contact position 1

• Rotor Through Connection Quantity

  1