NSN: 5930-01-155-1251

Technical Characteristics

• Knob Manufacturer Part Number

  a

• Pole Quantity

  1 each section rear

• Style Designator

  tap, circuit selector

• Contact Switching Action

  breaks before makes each section rear

• Criticality Code Justification

  zzzy

• Err Default

  err default

• Longest Vertical Distance Between Mounting Centers

  2.280 inches nominal 2nd mounting facility

• Features Provided

  actuator knob

• Shaft Type

  round single actuator

• Mounting Method

  bracket single mounting facility and threaded hole single mounting facility

• Longest Horizontal Distance Between Mounting Centers

  3.810 inches nominal 3rd mounting facility

• Contact Voltage Rating In Volts

  125.0 ac at sea level

• Shaft Length

  0.380 inches nominal single actuator

• Mounting Facility Pattern

  four position rectangular single mounting facility

• Terminal Type

  tab w/screw

• Hazardous Locations/Environmental Protection

  watertight

• Overall Length

  8.510 inches nominal

• Shaft Diameter

  0.375 inches nominal single actuator

• Reference Number Differentiating Characteristics

  areference number differentiating material will be in accordance with naval inventory control point activity hx quality control. manufacturing and testing specifications available at the dla icp

• Switch Contact Basic Design

  nonpile-up symmetrical

• Switch Actuator Indexing Position Quantity

  2 single actuator

• Contact Load Current Rating

  10.0 amperes resistive load ac at sea level

• Overall Width

  4.380 inches nominal

• Special Features

  item must comply with requirements of defense supply center columbus production standard no. lo3281

• Throw Quantity

  2 each section rear

• 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

• Individual Section Quantity

  19

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Switch Actuator Positioning Increment

  90.0 degrees single actuator

• Longest Horizontal Distance Between Mounting Centers

  2.280 inches nominal 2nd mounting facility

• Thread Quantity Per Inch

  20 single mounting facility