Manufactured by Rochester Gauges in Dallas, TX., this TwinSite dial capsule is a Jr. size, 0-90 Ohms output part that comes with (2) stainless steel mounting screws. The back of the dial has the markings 5806S02539 while the front has 5-2539. This dial is compatible with a variety of different fuel senders such as the 6700 and 8700 series.
*Photo is of a similar dial with different orientation to the triangular tab.