37-1921

Technical Characteristics

• Thread Class

  2a

• Thread Length

  0.410 inches nominal

• Flat Height

  0.214 inches nominal

• Shaft Length

  0.437 inches nominal

• Overall Diameter

  1.100 inches nominal

• Individual Section Quantity

  12

• Switch Contact Basic Design

  nonpile-up symmetrical

• Mounting Method

  bracket and threaded stud

• Nominal Thread Size

  0.375 inches

• Shaft Flat/Slot Angular Location

  195.0 degrees from nonturn device

• Shaft Type

  round,flatted

• Thread Length

  0.312 inches nominal

• Hazardous Locations/Environmental Protection

  dustproof

• Overall Length

  5.929 inches nominal

• First Flat Length

  0.250 inches nominal

• Shaft Diameter

  0.250 inches nominal

• Nonturn Device Type

  slotted bushing

• Longest Horizontal Distance Between Mounting Centers

  0.938 inches nominal

• Pole Quantity

  1

• Throw Quantity

  12

• Mounting Method

  threaded bushing w/panel seal

• Nominal Thread Size

  0.073 inches

• Contact Voltage Rating In Volts

  115.0

• Contact Voltage Rating In Volts

  28.0

• Rotor Through Connection Quantity

  1

• Mounting Facility Pattern

  two position in-line

• Switch Actuator Indexing Position Quantity

  12

• Terminal Type

  tab,solder lug

• Contact Switching Action

  breaks before makes

• Switch Actuator Positioning Increment

  30.0 degrees

• Contact Load Current Rating

  1.0 amperes resistive load and 500.0 milliamperes inductive load

• Contact Load Current Rating

  2.0 amperes resistive load

• Thread Series Designator

  unef

• Thread Series Designator

  unf