NSN: 5930-00-411-2076

Technical Characteristics

• Knob Manufacturer Part Number

  a

• Pole Quantity

  1 each section rear

• Thread Quantity Per Inch

  20 single mounting facility

• Unthreaded Mounting Hole Diameter

  0.312 inches minimum 2nd mounting facility and 0.317 inches maximum 2nd mounting facility

• Contact Load Current Rating

  10.0 amperes resistive load lowest ac voltage rating at sea level

• Contact Voltage Rating In Volts

  240.0 highest ac voltage rating at sea level

• Longest Horizontal Distance Between Mounting Centers

  2.281 inches nominal 1st mounting facility

• Mounting Facility Pattern

  four position rectangular 1st mounting facility

• Style Designator

  tap, circuit selector

• Contact Load Current Rating

  5.0 amperes resistive load highest ac voltage rating at sea level

• Contact Switching Action

  breaks before makes each section rear

• Flat Height

  0.250 inches nominal single actuator

• Shaft Diameter

  0.380 inches nominal single actuator

• Features Provided

  actuator knob

• Longest Vertical Distance Between Mounting Centers

  2.281 inches nominal 1st mounting facility

• Knob Special Markings

  indicating arrow

• Terminal Type

  tab w/screw

• Contact Voltage Rating In Volts

  125.0 dc at sea level

• Mounting Method

  bracket 2nd mounting facility and unthreaded hole 2nd mounting facility

• Mounting Method

  bracket 1st mounting facility and threaded hole 1st mounting facility

• Contact Voltage Rating In Volts

  125.0 lowest ac voltage rating at sea level

• Overall Length

  6.750 inches nominal

• Contact Load Current Rating

  10.0 amperes resistive load dc at sea level

• Switch Contact Basic Design

  nonpile-up symmetrical

• Shaft Type

  round, flatted, threaded hole single actuator

• Switch Actuator Stop Device Type

  adjustable stop single actuator

• Throw Quantity

  3 each section rear

• First Flat Length

  0.880 inches nominal single actuator

• Overall Width

  4.380 inches nominal

• Shaft Length

  1.130 inches nominal single actuator

• Hazardous Locations/Environmental Protection

  dustproof

• Individual Section Quantity

  16

• Thread Series Designator

  unc single mounting facility

• Knob Manufacturer Code

  82121

• Nominal Thread Size

  0.250 inches single mounting facility

• Thread Class

  2b single mounting facility

• Switch Actuator Indexing Position Quantity

  3 single actuator

• Switch Actuator Positioning Increment

  90.0 degrees single actuator