Knob: Boeing Style Round knobs

  1. BOEING 737 TYPE Round knobs
  2. GRIP PULL STYLE
  3. SIDE FACING FASTENERS
  4. FLAT PART OF THE SHAFT HOLE, POINT AT REAR END OF KNOB.
  5. ILLUMINATED INDICATOR LINE
  6. LOCK SCREWS OPPOSITE SIDE OF THE FLAT PART OF THE SHAFT HOLE
  7. SHAFT: 6.35 mm D-shape 5,65 mm
  8. LEAD TIME: COUNT WITH 5 WEEKS UNLESS OTHERWISE NOTIFIED

The button has transparent marker line that is visible in the dark if the panel is translucent around the axis that the button should be on. Flight Deck Solutions sells such panels. But others can be modified so that the effect is visible. But the panel must be illuminated.